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Battery Test Stand 10A Battery Holder for 18650 AA AAA CR2025 Battery 1.Description: It is a battery test stand. It can be used for 18650/AA/AAA/CR2025 Battery. 2.Feature: 1>.Using terminal blocks 2>.Can be used with a variety of batteries 3&... $9.61
~~$12.99~~ SKU: GY17495
$9.61
~~$12.99~~
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ZB2L3 Battery Capacity Tester Ah for 18650 Battery Capacity Display Module 9999mAh for 1.2V-12V Battery 1.Description: It is a battery capacity display module.It can be used to measure the voltage of a battery. 2.Feature: 1>.Digital display 2>.High-strength power interface 3&... $7.39
~~$9.99~~ SKU: GY17494
$7.39
~~$9.99~~
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DC 12V 3Bit PWM 4-Wire Fan Temperature Controller 3A Speed Governor for PC Fan/Alarm 1.Description: It is a PWM 4-Wire fan temperature controller. It has three PWM outputs, each of which can manually adjust the output ratio. 2.Feature: 1>.Three PWM outputs 2>.Three-wa... $5.92
~~$7.59~~ SKU: GY17492
$5.92
~~$7.59~~

Battery Capacity Tester Ah for 18650 Lithium Battery Lead-acid Battery Voltage Current Indicator Display Module 1.Description: It is a battery capacity tester. It can test the battery capacity,voltage,and current of 18650 lithium battery lead acid. 2.Feature: 1>.Digital display 2>.High precision ... $6.02
~~$8.99~~ SKU: GY17489
$6.02
~~$8.99~~
33

DC 12V Water Level Detection Sensor Module Liquid Level Controller For Pond Tank Water Level Detection 1.Description: It is a Water Level Detection Sensor Module.This product is based on detecting the water level of the pool(water tower) to control the high current relay to achieve the control.It can stably realize that the poo... $5.45
~~$6.99~~ SKU: GY17485
$5.45
~~$6.99~~

DC 12V 24V Voice Playback Module DY-HV20T High Power Digital Amplifier Module TF Card Socket Mono 20W 8ohm MP3 WAV UART Controller for Arduino 1.Description: DY-HV20T is an intelligent voice module developed by the division independently. It integrates I/O subsection triggering, UART serial port control, ONE_line single bus serial port control. Onboard 20W Cla... $5.45
~~$6.99~~ SKU: GY17437
$5.45
~~$6.99~~

USB Downloader Bootloader for NRF5182 NRF51422 Wireless Bluetooth-compatible Module 1.Description: It is a downloader.It is mainly used to download code for nRF51 chip. 2.Feature: 1>.Portable design 2>.SWD SWCLK GND VCC four-wire interface 3>.Short-circ... $11.69
~~$14.99~~ SKU: GY17354
$11.69
~~$14.99~~

TDA7297 15W+15W Dual Channel Audio Amplifier Board Description: PCB Size: 4.8cmx4.8cm; Voltage: DC 9-15V, AC 9-12V, recommended DC voltage 12V, current 2A above; Power: 15W +15 W; Output Impedance: 4-8 ohm Note: If you like to assemble it by yourself, we al... $6.23
~~$7.99~~ SKU: GY17317
$6.23
~~$7.99~~

Wireless Bluetooth-compatible Digital Power Amplifier Board PAM8403 Class D 3W+3W Stereo Voice Player w/ 18650 Battery Socket 1.Description: XH-A153 is a Low Power Wireless Bluetooth Digital Power Amplifier Moard.It can connect Bluetooth to play music.The product has a battery holder, which can be installed to charge the battery. 2.Fea... $7.79
~~$9.99~~ SKU: GY17281
$7.79
~~$9.99~~

12V 25W PI Polyimide Flexible Adhesive Heater 100x100mm Polyimide Heating Film 1.Description: It is a polyimide heating film.It is made of polyimide film as outer insulator, metal foil and wire as inner conductive heating element,and heat-sealed by high temperature and high pressure.It has excellent insu... $5.99 SKU: GY17205
$5.99

24V 50W PI Polyimide Flexible Adhesive Heater 95x135mm Polyimide Heating Film 1.Description: It is a polyimide heating film. It is made of polyimide film as outer insulator, metal foil and wire as inner conductive heating element, and heat-sealed by high temperature and high pressure. It has excellent i... $5.45
~~$6.99~~ SKU: GY17204
$5.45
~~$6.99~~

1.5inch 128x128 SPI RGB OLED Display Screen Module 65K SSD1351 Driver 128*128 3.3V Power 1.Description: It is a 1.5 inch OLED display screen module.It is a color display that can adjust the brightness. 2.Feature: 1>.RGB display 2>.Adjust brightness 3>.Full v... $14.10
~~$16.59~~ SKU: GY17199
$14.10
~~$16.59~~

DC 5V 12V 24V Trigger Counter Module MOS Delay Circuit Switch Timer 32-Function 1.Description: It is a delay MOS tube module.It can be used to control motors,LED strips,DC motors,miniature water pumps,solenoid valves,etc. 2.Feature: 1>.Digital dispiay 2>.No noise... $5.27
~~$5.99~~ SKU: GY17192
$5.27
~~$5.99~~

DC 5V MP3 Voice Module 4M Flash Voice Playback Module with 3W Amplifier for Broadcast Alarm 1.Description: It is a 4M flash voice playback module.It can play music by inserting TF card. It can be connected to the human body's infrared sensing head,and the human body's infrared trigger will play the voice once... $4.36
~~$5.59~~ SKU: GY17114
$4.36
~~$5.59~~

DC 5V 4 Channel Wireless WIFI Transceiver Module IoT Remote Controller 4Bit Switch Module APP Transceiver for eWeLink 1.Description: LC-EWL-B04-MB is a WIFI module based 4 channel WIFI wireless switch controller. It integrates with MCU and GPIO control. It supports to connect and control 4 home appliances which can be t... $6.70
~~$8.59~~ SKU: GY17105
$6.70
~~$8.59~~
(1 Feedback)

Infrared Transceiver ESP8285 Wireless Transceiver Module WIFI Remote Control Switch Development Learning Board 1.Description: It is a Infrared ESP8285 Wireless WIFI Transceiver Module. The esp-01m module with ESP8285 as the core be used as the master control, the program is the same as ESP8266. The module is equi... $7.01
~~$8.99~~ SKU: GY17103
$7.01
~~$8.99~~

Downloader Tester Shield for ESP-01/01S/12E/12F/12S/18T ESP8266 IoF Wireless WIFI Transceiver Module 1.Description: It is a Downloader for ESP-12S/12F/12E/07S/07S/01S/01 WIFI Wireless Module.It has output all GPIO ports for user debugging. 2.Feature: 1>.Super simple operation 2>.Repe... $8.57
~~$10.99~~ SKU: GY17101
$8.57
~~$10.99~~

AC/DC 12V 200ohm Resistor Tester ohmmeter Low Resistance Tester Electrical Instrument LCD Display Impedance Meter 1.Description: It is a LCD display resistance tester which can test the resistance of the load. 2.Feature: 1>.AC and DC dual power supply 2>.LCD high-definition display 3>.High... $7.41
~~$10.59~~ SKU: GY16938
$7.41
~~$10.59~~
30

8-Channel USB Output Buck Converter 8USB DC-DC Step Down Power Supply Charging Module 5V 5A 1.Description: It is a step-down charging module.The product itself has a power converter.It can be used for mobile phones,tablets,recorders and other equipment with 5V input voltage. 2.Feature: 1>.Anti-re... $10.06
~~$13.59~~ SKU: GY16930
$10.06
~~$13.59~~
26

2-Channel QC2.0 QC3.0 SCP AFC LED Digital Display Buck Converter 2USB DC-DC Step Down Power Supply Module 5V 5A 1.Description: It is a digital display buck module.It has anti-reverse protection and overcurrent protection. 2.Feature: 1>.Digital dispiay 2>.Anti-reverse protection 3>.Overcurrent prote... $9.61
~~$12.99~~ SKU: GY16928
$9.61
~~$12.99~~
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4-Channel USB LED Digital Display Buck Converter 4USB DC-DC Step Down Power Supply Module 5V 5A 1.Description: It is a digital display buck module.The product has a built-in power converter.It can be used in mobile power,mobile phones,tablets and recorders. 2.Feature: 1>.Digital dispiay 2>.Anti... $8.13
~~$10.99~~ SKU: GY16927
$8.13
~~$10.99~~
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Digital Display Battery Charge Controller Discharging Protector 99.9V for Lead-acid or Lithium Battery 1.Description: It is a multifunctional battery charging/discharging controller.It is a digital display charging control board.It has overvoltage and undervoltage protection boards.It can be used for battery charging module. ... $5.10
~~$6.89~~ SKU: GY16861
$5.10
~~$6.89~~
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Red Blue Digital Display Battery Charge Controller Discharging Protector 99.9V with Shell for Lead-acid or Lithium Battery 1.Description: It is a multifunctional battery voltage control switch.It is a digital display charging control board.It can be used as a battery charging module. 2.Feature: 1>.Digital display &... $6.36
~~$8.59~~ SKU: GY16859
$6.36
~~$8.59~~
26

DC 12V High Temperature Contorller -10C~210C Red+Blue Display Thermostat NTC Sensor Waterproof Metal Probe Relay Output Return Temperature 1.Description: It is a High temperature controller.It can control the temperature of the environment. 2.Feature: 1>.Fast refresh rate 2>.Digital dispiay 3>.High precision 4>.M... $6.23
~~$7.99~~ SKU: GY16853
$6.23
~~$7.99~~

Red Digital Thermometer Display Screen Module Temperature Meter for DS18B20 Temperature Sensor -55℃~125℃ 1.Description: It is a digital thermometer display screen module for DS18B20 temperature sensor.It is a high-precision digial display with temperature character. 2.Feature: 1>.Digital display &... $4.67
~~$5.99~~ SKU: GY16851
$4.67
~~$5.99~~

SCL-10A AMP PWM PV Solar Charge Controller 12Volt 24Volt Solar Panel Battery RV Boat PWM Charging Controller 12V 24V Solar Charge Controller 1.Description: It is a 12V 24V Solar Charge Controller. It can only charge 12V or 24V battery and just can connect to solar generator with rated voltage of 18V. 2.F... $11.83
~~$15.99~~ SKU: GY16701
$11.83
~~$15.99~~
27

DC 5V Wireless Bluetooth-compatible Receiver Audio Transceiver Module, MP3 Lossless Decoder Board, Transmitter Receiver Support FM U-disk TF Card Audio Signal Input Acrylic Shell 1.Description: It is a Bluetooth Audio Transceiver Module Lossless Decoder. It support Bluetooth/U-disk/TF Card/FM/AUX audio input and remote control. It can not only receive Bluetooth signals, but also send Bluetooth audio s... $13.25
~~$16.99~~ SKU: GY16700
$13.25
~~$16.99~~

2.4GHz CC2520 Controller Development Board for ZigBee Wireless Transceiver Module SMA Antenna Socket 1.Description: The CC2520 is TI's second generation ZigBee IEEE 802.15.4 RF transceiver for the 2.4GHz unlicensed ISM band. This chip enables industrial grade applications by offering state-of-the-art selectivity/co-existe... $5.45
~~$6.99~~ SKU: GY16695
$5.45
~~$6.99~~

ESP8266 WIFI Wirelesss Transceiver Module Support Airkiss Protocol UART TTL Control 1.Description: It is a ESP8266 WIFI Wirelesss Transceiver Module.It base on ESP8266EX controller.It supports data transparent transmission function and Airkiss protocol. 2.Feature: 1>.UART to WIFI ... $5.45
~~$6.99~~ SKU: GY16687
$5.45
~~$6.99~~

Waterproof DC-DC 3USB Step Down Power Supply Module 9V/12V/24V to 5V 6A Voltage Converter for Driving Recorder 1.Description: It is a Waterproof Non-isolated Step Down Power Supply Converter.It can output three stable 5V voltage from USB. 2.Feature: 1>.Waterproof 2>.ABS flame retardant plastic... $6.50
~~$8.79~~ SKU: GY16685
$6.50
~~$8.79~~
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Waterproof DC-DC Step UP Down Power Supply Module 9V/12V/24V/36V to 12V 1A Boost Buck Voltage Converter for Driving Recorder 1.Description: It is a Waterproof Non-isolated Step UP/Down Power Supply Converter.It can output stable 12V voltage. 2.Feature: 1>.Waterproof 2>.High-quality metal housing ... $10.35
~~$13.99~~ SKU: GY16684
$10.35
~~$13.99~~
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Differential Amplifier Board 5Wx2 Digital Class D Stereo Audio Power Amplifier HT8698 DC 3.3V 5V 1.Description: The differential amplifying circuit utilizes the symmetry of the circuit parameters and the negative feedback to effectively stabilize the static operating point, and amplifies the differential mode signa... $6.23
~~$7.99~~ SKU: GY16681
$6.23
~~$7.99~~

DC 5V 12V RGB LED Sound Control Sensor Audio Spectrum Display Module Volume LED Level Indicator 1.Description: It is a music spectrum display.The displayed LED achieves a very cool effect by inputting the music of the audio from microphone,the amount of automatic brightness and the number of LEDs. 2.Featur... $5.37
~~$6.89~~ SKU: GY16348
$5.37
~~$6.89~~

DC 5V 12V RGB LED Mono Sound Control Sensor Audio Spectrum Display Module 1.Description: It is a mono music spectrum display.The displayed LED achieves a very cool effect by inputting the music of the audio from microphone, the amount of automatic brightness and the number of LEDs. 2.... $6.23
~~$7.99~~ SKU: GY16347
$6.23
~~$7.99~~
(1 Feedback)

DC 5V 12V Blue LED Voice Sensor Audio Spectrum Display Module Two-channel Input 1.Description: It is a music spectrum display.The displayed LED achieves a very cool effect by inputting the size of the audio, the amount of automatic brightness and the number of LEDs. 2.Feature: 1&... $7.01
~~$8.99~~ SKU: GY16346
$7.01
~~$8.99~~

ESP32-CAM ESP32 5V WIFI Bluetooth-compatible Development Board with OV2640 Camera Module 1.Description: The ESP32-CAM has a very competitive small-size camera module that can operate independently as a minimum system, measuring only 27*40.5*4.5mm, with deep sleep current and a minimum of 6mA. ... $9.20
~~$11.79~~ SKU: GY16338
$9.20
~~$11.79~~

DC 12V 24V TPA3116D2 Wireless Bluetooth-compatible Digital Amplifier Module BLE5.0 Stereo 50W+50W 4ohm Power Amplifier 1.Description: XH-A304 is a Digital Bluetooth Power Amplifier Board.It has a built-in amplifier module that can directly drive the speaker. 2.Feature: 1>.Bluetooth 5.0 2>.Built-in amp... $15.59
~~$19.99~~ SKU: GY16332
$15.59
~~$19.99~~

Battery Capacity Tester mAh mWh for 18650 Lithium Battery Voltage Discharge Capacity and Discharge Energy 1.Description: It is a Lithium battery capacity tester.It is used to test the voltage, discharge capacity and discharge energy of a 18650 lithium battery. 2.Feature: 1>.Dual working power supply ... $8.51
~~$11.50~~ SKU: GY16328
$8.51
~~$11.50~~
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DC-DC Step UP Down Power Supply Module Adjustable 20W Boost Buck Voltage Converter Positive & Negative Dual Output 5V-24V to +/-3V-30V for Amplifier 1.Description: It is a Adjustable Dual Output Step UP/Down Power Supply Module with input DC 3.6V~30V and output DC +/-3V~30V. 2.Feature: 1>.Low ripple 2>.High efficiency 3... $5.54
~~$7.49~~ SKU: GY16078
$5.54
~~$7.49~~
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DC-DC Step Down Power Supply Module Buck Voltage Converter 4Bit 3.3V 5V 12V Adjustable Output 1.Description: It is a Step Down Power Supply Module with input DC 4.5V~30V and output DC 2V~28V. It can output three stable 3.3V/5V/12V voltage and one adjustable output voltage. 2.Feature: 1>.Low... $7.84
~~$10.59~~ SKU: GY16075
$7.84
~~$10.59~~
26

650nm 5mW 3V Laser Red Cross Symbol Module Red Laser Diode Laser Pointer Horizontal Positioning Light 1.Description: It is a 650nm 5mW 3V Red Cross Laser Module.Its effect is a dot that can be used for horizontal positioning, pointing point and so on. 2.Feature: 1>.Continuous laser 2>... $4.17
~~$5.35~~ SKU: GY16071
$4.17
~~$5.35~~

QA-1/155 0.25mm 100g Polyurethane Enameled Copper Wire Electromagnetic Wire 2UEW For Transformer Wire Inductance coil 1.Description: It is a QA-1/155 insulated copper wire. 2.Feature: 1>.Insulated copper wire 2>.Easy and convenient 3>.High softness 3.Parameter: ... $5.80
~~$8.29~~ SKU: GY16068
$5.80
~~$8.29~~
30

AC 220V DC 12V WIFI Relay Switch ESP-12F Remote Control Smart Home ESP8266 Relay Module 1.Description: LC-Relay-ESP12-1R-MV single relay development board onboard ESP-12F WiFi module, I/O orifice full lead ,support AC90-250V/DC7-12V/USB 5V etc.many supply power way. Provide Arduino develop environment reference c... $7.79
~~$9.99~~ SKU: GY16060
$7.79
~~$9.99~~

DC 3.3V 5V CH9121 Ethernet Network Module UART to RJ45 Converter TCP/IP 100M 802.3 1.Description: It is a UART to RJ45 Ethernet Network Converter Module with CH9121 controller.The CH9192 has built-in TCP/IP communication protocol.It can realize two-way transparent transmission of network data packe... $8.26
~~$10.59~~ SKU: GY16057
$8.26
~~$10.59~~

DC 12V 4-Channel Relay Module High/Low Level Trigger Optocoupler Isolator 4Bit PLC Signal Converter with Rail 1.Description: It is a Relay Optocoupler Isolator Driver Module. It can dirve high voltage load by low voltage input signal. 2.Feature: 1>.High/Low Level Trigger 2>.LED output i... $11.43
~~$12.99~~ SKU: GY16056
$11.43
~~$12.99~~

DC 12V 2-Channel Relay Module High/Low Level Trigger Optocoupler Isolator PLC Signal Converter with Rail 1.Description: It is a Relay Optocoupler Isolator Driver Module. It can dirve high voltage load by low voltage input signal. 2.Feature: 1>.High/Low Level Trigger 2>.LED output i... $6.15
~~$6.99~~ SKU: GY16055
$6.15
~~$6.99~~

DC 5V 1A Charging Discharge Module for 18650 Lithium Battery UPS Voltage Converter 1.Description: It is a UPS uninterruptible power supply control board. 2.Features: 1>.Support charging and discharging at the same time 2>.Large current 3>.Small size ... $1.47
~~$1.99~~ SKU: GY16054
$1.47
~~$1.99~~
27

TPS5430 30W Positive Negative Dual Buck Step Down Power Supply Module with Switching 12V Output 1.Description: It is a Dual Output Step Down Power Supply Module with input DC 13V~36V and output DC -12V and +12V. It can provide stable +/-12V output.It can maximum output 2.5A. 2.Feature: 1>.Low... $7.39
~~$9.99~~ SKU: GY15607
$7.39
~~$9.99~~
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AC-DC DC-DC Step Down Power Supply Module 50W Buck Adjustable Voltage Converter AC 5V-22V DC 5V-35V to DC 3V-30V 1.Description: It is a DC-DC step down power supply module. It can output 4.5A at maximum and 50W and used for amplifier module. 2.Feature: 1>.High power output 2>.Stable 4.5A output ... $4.36
~~$5.89~~ SKU: GY15608
$4.36
~~$5.89~~
26

RDA5820N FM Frequency Modulation Transceiver Module 76-108.0MHz FM Broadcast Transmitter Receiver 1.Description: RDA5820NS is a new generation single-chip broadcast FM receive/transmit module.It can be used both as an FM transmitter and as an FM receiver. It reads and sends data from the public IIC interface. ... $6.93
~~$8.89~~ SKU: GY15610
$6.93
~~$8.89~~

DC 3.3V LPS22HB Atmospheric Pressure Sensor Module IIC SPI for Arduino 1.Description: The LPS22HB is a barometric sensor module. It can measure 500 meters from the sea floor to an altitude of 9000 meters in the air, and the accuracy can reach 10cm (1pa resolution), which is very suitable for floo... $6.08
~~$7.79~~ SKU: GY15618
$6.08
~~$7.79~~

DC 3.3V LCD0802 LCD Display Module White Character Blue Background Dot Matrix 08x02 Screen SPLC780C Driver 1.Description: It is a DC 3.3V LCD0802 character dispaly module. It display in blue blackground color and white character with dirver IC SPLC780C or eqv. It can display 2 lines of characters and display up to 8 characters per ... $4.50
~~$5.29~~ SKU: GY15615
$4.50
~~$5.29~~

DC 12V 0.01-2000MHz 2GHz 32dB LNA Broadband RF Low Noise Amplifier Module 1.Description: The amplifier has the advantages of wide frequency range, high gain, low noise figure, etc. It can be used in various RF receiving front ends to increase the communication distance. Wide r... $13.25
~~$16.99~~ SKU: GY15612
$13.25
~~$16.99~~

DIY Kit RGB Flash LED Circuit Colorful Christmas Trees LED Soldering Practice Kits Xmas Fun Gift DC 4.5V-5.5V RGB LED Flash Christmas Tree DIY Kit 1.Introduction: It is a flash Christmas tree kit consists of three circuit board, allows 36 LED flash alternately, showing a Christmas tree in the space of three-dimensional profile (the night e... $6.58
~~$8.89~~ SKU: 14959
$6.58
~~$8.89~~
27

Lithium Battery Capacity Indicator Voltmeter Voltage Tester 5V 2A Dual USB Output 12.6V for 3pcs 3.7V 4.2V Lithium Batteries 1.Description: It is a dual display Lithium Battery Capacity Indicator.It can measure 3.7V or 4.2V battery and support dual USB output. 2.Feature: 1>.Dual display 2>.Dual USB output ... $4.67
~~$5.99~~ SKU: 15192
$4.67
~~$5.99~~

Red Display Lithium Battery Capacity Indicator Voltmeter ON/OFF Controller Voltage Tester 12.6V for 12V Lead-acid Battery or 4pcs 3.7V 4.2V Lithium Batteries 1.Description: It is a dual display Lithium Battery Capacity Indicator.It can measure 3.7V or 4.2V battery and support dual USB output. 2.Feature: 1>.Dual display 2>.Dual USB output ... $4.67
~~$5.99~~ SKU: 15189
$4.67
~~$5.99~~

BK3266 Bluetooth-compatible Power Amplifier Board 2x30W/20W Support AUX Audio Input Support Change Name and Password 1.Description: It is a BK3266 Bluetooth 5.0 stereo audio transceiver module support amplifier module.It has a built-in amplifier module and can connect to speaker directly.It can also modify the Bluetooth name or password. ... $14.03
~~$17.99~~ SKU: 15187
$14.03
~~$17.99~~

YF-S402C DC 5V 12V 3/8inch G3/8 Water Flow Hall Sensor Switch Flowmeter Hall Sensor Counter 0.8MPa 10L/min 1.Description: It is a flow meter for measuring water flow. 2.Feature: 1>.High precision 2>.High pressure resistance 3>.Standard size 3.Parameter: &nb... $4.28
~~$5.49~~ SKU: 15149
$4.28
~~$5.49~~

DC 12V 10minute Delay Relay Module 10A Switch Controller Adjustable Trigger Delay Circuit Board 1.Description: QF1025 is a trigger delay module.User can adjust delay time by potentiometer to meet require. 2.Feature: 1>.Low level trigger 2>.Support input reverse connection protec... $4.39
~~$4.99~~ SKU: 15148
$4.39
~~$4.99~~

DC 5V 12V 36V Trigger Counter Module Accumulator 0.56inch 4-Bit Red Digital Tube Display 1.Description: QF-C04 is a trigger counter. Each time input a trigger signal, the calculator adds one. Returns 0 when press Clear button. 2.Feature: 1>.Wide voltage input 2>.4Bit Red ... $5.27
~~$5.99~~ SKU: 15147
$5.27
~~$5.99~~

AC 220V 99s 99min Delay Relay Module 10A Switch Controller Adjustable Trigger Delay Circuit Board JK13P-AR 1.Description: JK13P-AR is a trigger delay module.User can adjust delay time by potentiometer to meet require. 2.Feature: 1>.High voltage trigger 2>.Delay time can be set 3... $5.27
~~$5.99~~ SKU: 15144
$5.27
~~$5.99~~

DM09 DC-DC Step Down Power Supply Module 3.3V 10A Voltage Conveter Buck Output DC 5V-28V to DC 3.3V 1.Description: It is a Step Down Power Supply Module with input DC 5V~28V and output DC 3.3V.It can provide a stable 3.3V output. 2.Feature: 1>.Low ripple 2>.High efficiency ... $4.65
~~$6.29~~ SKU: 15094
$4.65
~~$6.29~~
26

DM09 DC-DC High Power Step Down Power Supply Module 9V 12V 24V to 5V 10A Voltage Conveter Buck Output 7V-28V to 5V 1.Description: It is a Step Down Power Supply Module with input DC 7V~28V and output DC 5V.It can provide a stable 5V output. 2.Feature: 1>.Low ripple 2>.High efficiency 3&... $4.43
~~$5.99~~ SKU: 15089
$4.43
~~$5.99~~
27

DD06CVSA Lithium Battery Charging Discharging Protector Power Support Module for 3.7V 4.2V Battery 1.Description: It is a Lithium Battery Charging Discharging Protector.It support charging, discharging, charging protection, battery capacity indicator. 2.Feature: 1>.Support charging 2&... $4.14
~~$5.59~~ SKU: 15087
$4.14
~~$5.59~~
27

DC-DC 12V 15V 24V 36V 50V to 5V Step Down Power Supply Module Battery Car Buck Converter Charger Module 10V-80V to 5V 1.Description: It is a Step Down Power Supply Module with input DC 10V~80V and output DC 5V.It can provide a stable 5V output. 2.Feature: 1>.Low ripple 2>.High efficiency 3... $4.43
~~$5.99~~ SKU: 15082
$4.43
~~$5.99~~
27

8-Channel RS485 Multifunctional Delay Relay Module DC 12V Modbus RTU Controller 1.Description: R421A08 8 channel Modbus relay module equipped with mature and stable 8-bit MCU and RS485 level communication chip,adopt standard MODBUS RTU format RS485 communication protocol. It can realize 8bit input signal ... $16.71
~~$18.99~~ SKU: 15080
$16.71
~~$18.99~~

5V USB Multi-function Meter LCD Voltmeter Ammeter Battery Capacity Tester Power Tester Temperature Display 1.Description: XY-UDT is a multi-function voltage-ammeter. It can work in three mode: Power Supply Mode,Voltage-Ammeter Mode,PWM Mode.Its main function is to output voltage as a constant voltage constant current source ... $27.59 SKU: 15078
$27.59

Lithium Battery Charge Controller Battery Protection Board XY-CD60L 6V-60V LCD Display Battery Charging Control Board 1.Description: XY-CD60L is a battery charge and discharge controller module. It can be used for DC 6V~60V any one lithium/lead-acid battery. 2.Features: 1>.Multi-function test instrum... $4.43
~~$5.99~~ SKU: 15077
$4.43
~~$5.99~~
27

Dual Modbus Relay Module 2Bit Modbus-RTU Switch Signal Input Output RS485 TTL Controller 1.Description: LC 2 channel Modbus relay module equipped with mature and stable 8-bit MCU and RS485 level communication chip,adopt standard MODBUS RTU format RS485 communication protocol. It can realize 2bit input signal detec... $7.01
~~$8.99~~ SKU: 15045
$7.01
~~$8.99~~

4 Channel Modbus Relay Module 4Bit Modbus-RTU Switch Signal Input Output RS485 TTL Controller 1.Description: LC 4 channel Modbus relay module equipped with mature and stable 8-bit MCU and RS485 level communication chip,adopt standard MODBUS RTU format RS485 communication protocol. It can realize 4bit input signal detec... $9.35
~~$11.99~~ SKU: 15044
$9.35
~~$11.99~~

DC 5V 4 Channel ESP8266 Wireless WIFI Module IoT Remote Controller 4CH 4Bit Switch Module APP Transceiver Self-locking/inching 1.Description: FY-WF4 is a WIFI module based 4 channel WIFI wireless switch controller. It integrates with MCU and GPIO control.It supports to connect and control 4 home appliances which can be turned on/off by app eWeLink and... $6.70
~~$8.59~~ SKU: 15035
$6.70
~~$8.59~~

5V 4-Channel Relay Module with Optocoupler High Level Triger for Arduino 1.Description: It is an optocoupler isolation relay module. It needs a high level trigger signal to turn ON output. 2.Features: 1>.Microcontroller development board module 2>.Applianc... $4.89 SKU: 15028
$4.89

5.8GHz DC 3.3V 5V 9V 12V Microwave Radar Sensor Module 20W Voltage Output Switch Controller 1.Description: XZG-LDK-6-CS is a 5.8GHz microwave radar sensor module.It can output voltage as same to input and the maximum output current is 2A so it can directly drive LED and other load. 2.Feature: ... $4.28
~~$5.49~~ SKU: 15025
$4.28
~~$5.49~~

12V to 3.3V 2-Channel Optocoupler Isolator Photoelectric Isolation Module Level Voltage Converter 2Bit NPN Output PLC Signal Converter 1.Description: DST-1R2P-N is a 2CH optocoupler isolator for signal converter.It is used for digital signal one-way conversion and NPN output. 2.Features: 1>.Optocoupler isolator 2>.Co... $4.67
~~$5.99~~ SKU: 15023
$4.67
~~$5.99~~

3.3V to 24V 8-Channel Optocoupler Isolator Photoelectric Isolation Module Level Voltage Converter 8Bit PNP Output PLC Signal Converter 1.Description: DST-1R8P-P is a 8CH optocoupler isolator for signal converter.It is used for digital signal one-way conversion and PNP output. 2.Features: 1>.Optocoupler isolator 2>.Co... $8.57
~~$10.99~~ SKU: 15022
$8.57
~~$10.99~~

5V to 3.3V 8-Channel Optocoupler Isolator Photoelectric Isolation Module Level Voltage Converter 8Bit NPN Output PLC Signal Converter 1.Description: DST-1R8P-N is a 8CH optocoupler isolator for signal converter.It is used for digital signal one-way conversion and NPN output. 2.Features: 1>.Optocoupler isolator 2>.Conversio... $8.57
~~$10.99~~ SKU: 15021
$8.57
~~$10.99~~

50W+50W HIFI Bluetooth-compatible Audio Stereo Module BLE5.0 TPA3116 AUX Digital Amplifier Module ZK-502C DC5-27V 1.Description: ZK-502C is a high-power stereo Bluetooth audio module. Dual channels audio signal output. Built-in amplifier module, therefore it can connect to loudspeaker directly. ... $14.81
~~$18.99~~ SKU: 14855
$14.81
~~$18.99~~

XY-CD60 Lithium Battery Charge Controller Battery Protection Board 6V-60V LCD Display Battery Charging Control Board 1.Description: XY-CD60 is a battery charge and discharge controller module. It can be used for DC 6V~60V any one lithium/lead-acid battery. 2.Features: 1>.Multi-function test ins... $5.17
~~$6.99~~ SKU: 14854
$5.17
~~$6.99~~
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DC-DC 300W 12A CVCC High Power Supply Module 4.5V-35V to 1.25V-35V Step Down Converter Buck Module LED Driver 1.Description: It is a DC-DC 300W high power boost buck constant voltage constant current power supply module.It supports adjust output voltage and output current. 2.Feature: 1>.Constant voltage co... $7.39
~~$9.99~~ SKU: 14757
$7.39
~~$9.99~~
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