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DC 3.3V 5V 8-Channel Optocoupler Isolation Module PNP NPN Low High Level Output Signal Converter 1.Description: It is a DC 3.3V 5V 8-Channel Optocoupler Isolation Module.It can detect 8-Channel DC input power sources and output DC voltage according to the detection results. The output results can be applied to PLC ... $7.41
~~$10.59~~ SKU: GY18570
$7.41
~~$10.59~~
30

AC 110V 220V 8-Channel Optocoupler Isolation Module PNP High Level Output AC Testing Module Power Monitor 1.Description: It is a AC 110V 220V 8-Channel Optocoupler Isolation Module.It can detect 8-Channel AC input power sources and output DC voltage according to the detection results. The output results can be applied to PL... $11.89
~~$16.99~~ SKU: GY18567
$11.89
~~$16.99~~
30

DC 12V-24V 8CH Optocoupler Isolation Module 8-Channel PNP NPN Low High Level Output Signal Converter 1.Description: It is a DC 12V 24V 8-Channel Optocoupler Isolation Module.It can detect 8-Channel DC input power sources and output DC voltage according to the detection results. The output results can be applied to PLC ... $7.69
~~$10.99~~ SKU: GY18566
$7.69
~~$10.99~~
31

USB NRF24LU1 2.4GHz Wireless Transceiver Module 300meter Transmitter Receiver Module 1.Description: It is a NRF24LU1 2.4GHz Wireless Transceiver Module.It can realize wireless data real-time communication to facilitate user data processing. 2.Features: 1>.USB communic... $9.09
~~$12.99~~ SKU: GY18560
$9.09
~~$12.99~~
30

AC 110V 220V 8-Channel Optocoupler Isolation Module NPN Low Level Output AC Testing Module Power Monitor 1.Description: It is a AC 110V 220V 8-Channel Optocoupler Isolation Module.It can detect 8-Channel AC input power sources and output DC voltage according to the detection results. The output results can be applied to PL... $15.39
~~$21.99~~ SKU: GY18546
$15.39
~~$21.99~~
30

AC 110V 220V 4Bit Digital LED Tachometer RPM Speed Meter with Hall Proximity Switch Sensor Description: It is a high-precision digital speed meter and a proximity sensor. The proximity sensor switch and the motor need to be fixed with a bracket.The more stable the fixing, the month is helpful for stable detection. Featur... $11.89
~~$16.99~~ SKU: GY18483
$11.89
~~$16.99~~
30

DIY Kit Red Green Flash LED Circuit DC 9V Christmas Trees LED Kit Electronic Soldering Learning Kit 1.Introduction: It is a flash led Christmas tree kit consists of circuit board, allows 16 LED flash alternately, showing a Christmas tree in the space of two-dimensional profile (the night environment has better viewing). 2.Featur... $3.85
~~$5.50~~ SKU: GY18442
$3.85
~~$5.50~~
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2.4GHz nRF24L01 Wireless Transceiver Module USB Transmitter Receiver 22dBm UART TTL Data Transmission Module w/ Antenna 1.Description: ▲It is a nRF24L01 wireless transceiver module.The green status indicator on the module is always on. ▲When the serial port is sending and receiving data and the wireless end is sending and receiving data,the LED li... $11.19
~~$15.99~~ SKU: GY18380
$11.19
~~$15.99~~
31

2.4GHz nRF24L01 Wireless Transceiver Module Transmitter Receiver UART TTL Data Transmission Module w/SMA Antenna 1.Description: ▲It is a nRF24L01 wireless transceiver module. ▲The green status indicator on the module is always on.When the serial port is sending and receiving data and the wireless end is sending and receiving data, the LED l... $9.09
~~$12.99~~ SKU: GY18379
$9.09
~~$12.99~~
30

nRF24L01 Wireless Transceiver Module 500m 250kbps 2.4GHz Transmitter Receiver UART TTL Data Transmission Modulewith Antenna 1.Description: It is a nRF24L01 wireless transceiver module.The green status indicator on the module is always on.When the serial port is sending and receiving data and the wireless end is sending and receiving data,the LED li... $4.89
~~$6.99~~ SKU: GY18378
$4.89
~~$6.99~~
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2.4G NRF24LE1+PA+LNA Wireless Transceiver Module 18dBm 500meter SPI Transmitter Receiver DC 1.9V-3.6V 1.Description: It is a 2.4G NRF24LE1+PA+LNA wireless transceiver module. It integrates all high-speed signal processing parts related to the RF protocol,such as automatic retransmission of lost data. It can be used for remote ... $13.15
~~$18.79~~ SKU: GY18377
$13.15
~~$18.79~~
30

DC 5V 8-Channel Infrared Receiver Module 9-Key Remote Control Self-Lock Control Switch Module 1.Description: It is a 8bit infrared receiver module.This connection is a self-locking receiver and remote control kit.When the equipped 9-key remote control presses CH1,the relay CH1 of the receiving board pulls in LED D1,and... $28.99 SKU: GY18360
$28.99

DC 12V 24V BK3266 Bluetooth-compatible Mono Amplifier Board 20W/30W MIC/AUX Audio Input Support Change Name and Password Call 1.Description: It is a bluetooth 5.0 mono amplifier board.It supports the serial port to change the name and password, the button to turn off/on,the serial port to change the volume and turn off of the prompt tone, the support t... $11.19
~~$15.99~~ SKU: GY18343
$11.19
~~$15.99~~
31

DC 0-3.3V to 4-20mA Non-Isolated Voltage to Current Converter Module Linear Output LED Indicator 1.Description: It is a 0-3.3V to 4-20mA Voltage to Current Converter. It can convert DC 0-3.3V voltage signal to 4-20mA current signal. User also can reset input voltage range and output current range by two potentiometer... $6.99
~~$9.99~~ SKU: GY18326
$6.99
~~$9.99~~
30

DC 3.3V 4.0inch TFT LCD Display Module RGB 320*480 ST7796S Driver SPI Interface 320x480 Resolution 1.Description: It is a 4.0inch 320*480 TFT LCD Display Screen. 2.Features: 1>.Include PCB Board 2>.4Pin SPI communication ... $18.19
~~$25.99~~ SKU: GY18325
$18.19
~~$25.99~~
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DC 3.3V 1.28inch TFT LCD Display Module Round RGB 240*240 GC9A01 Driver SPI Interface 240x240 Resolution 1.Description: It is a 1.28inch 240*240 IPS LCD Display Screen. It uses IPS color display screen and the display effect is more vivid than ordinary TFT LCD effect. 2.Features: ... $9.79
~~$13.99~~ SKU: GY18320
$9.79
~~$13.99~~
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DC 3.3V 1.28inch IPS LCD Display Screen Round RGB 0.7mm 12Pin 240*240 GC9A01 Driver SPI Interface 240x240 Resolution 1.Description: It is a 1.28inch 240*240 IPS LCD Display Screen.It uses IPS color display screen and the display effect is more vivid than ordinary TFT LCD effect. 2.Features: ... $8.39
~~$11.99~~ SKU: GY18317
$8.39
~~$11.99~~
30

DC 12V Pulse Counter High Level Trigger Relay Module 0-10KHz Frequency Counter for Motor Speed Hall Sensor 1.Description: YL3S-C1.1 is a 0-10KHz Frequency Pulse Counter. It can detect the number of input signal pulses and through calculations to control the different working states of the load. No... $8.87
~~$11.99~~ SKU: GY18316
$8.87
~~$11.99~~
26

AC 110V 220V Button Control Switch High Level Signal Trigger Countdown Timer Relay Switch Module LED Display 1.Description: YLC-1.1AC220 is a Timer Relay Switch Module .It will start to countdown and turn ON output after get a input trigger signal by press button. Trigger again is invalid during the countdown period. ... $10.18
~~$13.75~~ SKU: GY18314
$10.18
~~$13.75~~
26

XKC-Y28 DC 5V Non-Contact Flat Liquid Level Sensor 2A Driver IP65 Waterproof Water Level Detector for T1.5mm-20mm Container 1.Description: Intelligent non-contact liquid level sensor is used for detecting whether there is liquid in pipeline/container. It will change output status when it is detected that the liquid passes through the measure... $9.09
~~$12.99~~ SKU: GY18288
$9.09
~~$12.99~~
30

DC 3.3V 5V 6cm RFID Read Module 13.56MHz UART/RS232/RS485/IIC M1/S50 IC Card Reader Buzzer Contactless Controller 1.Description: It is a 13.56MHz RFID read module. It can read IC cards and Y13R conforms to ISO14443A.It can be easily connected to various systems such as computers, PLCs, microcontrollers, Android, Arduino, etc. in a v... $14.69
~~$20.99~~ SKU: GY18284
$14.69
~~$20.99~~
30

DC 12V Power-ON/OFF Trigger Delay Controller Module Adjustable Timer Cycle Delay Switch Module 1.Description: It is a DC 12V power trigger delay controller module. It uses brand new original components,which can be used for industrial control,electronic equipment control,household appliance control, and intelligent appl... $5.91
~~$7.99~~ SKU: GY18280
$5.91
~~$7.99~~
26

AC 110V 60W Soldering Iron Kit 14-in-1 Adjustable Temperature Soldering Iron 1.Introduction: ★This is a 60W Soldering Iron Kit for electronics engineer. ★It can be powered by AC 110V and user can adjust its heating temperature as your needs. ★It also contains 6 different soldering iron tips and suitable f... $22.39
~~$31.99~~ SKU: GY18197
$22.39
~~$31.99~~
30

DC-DC 8A 480W Step Down Power Supply Module USB PC Controller Buck Voltage Converter Programmable 2.4in TFT LCD Display 1.Description: WZ-6008 is a multi-function Step Down Power Supply Module.Its main function is to output voltage as a constant voltage constant current source. It can be used to test the discharge time and discharge capa... $55.71
~~$79.59~~ SKU: GY18082
$55.71
~~$79.59~~
31

Micro USB 5V Air Ionizer Air Purifier Negative Ion Generator DIY Ionizer 1.Description: It is a DC 5V negative ion generator.The negative ion generator is to process the input DC or AC power through a multi-stage special circuit to obtain a pure DC negative high voltage. &n... $14.99 SKU: GY18207
$14.99

Micro USB 5V Air Ionizer Air Purifier Plasma Ion Generator DIY Ionizer 1.Description: It is a Micro USB 5V plasma generator.The plasma generator processes the input DC or AC power through multi-level special circuits and boosts it to obtain positive and negative high voltages. &nbs... $19.99 SKU: GY18206
$19.99

DC12V Air Ionizer Air Purifier Plasma Ion Generator DIY Ionizer 1.Description: ▲It is a DC 12V plasma generator.The plasma generator processes the input DC or AC power through multi-level special circuits and boosts it to obtain positive and negative high voltages. ▲The positive and negative hi... $13.99 SKU: GY18202
$13.99

DC-DC 50V 5A Adjustable Automatic Buck Power Supply Module CCCV Step Down Voltage Converter LCD Display Voltage Monitor 1.Description: WZ5005L is a DC 50V 5A 250W adjustable constant voltage constant current automatic step down power supply module with LCD display.HD display input voltage and output voltage, current, power, capacity, and... $15.39
~~$21.99~~ SKU: GY18199
$15.39
~~$21.99~~
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DIY Kit Simple Breathing Lamp Red/Green/Yellow Customize LED Dot Matrix Display Module 1.Introduction: The DIS-49 simple LED dot matrix display consists of 40pcs red and green LED lights to form the characters it wants to display. The display color changes gradually among the three colors of red, ye... $6.99
~~$9.99~~ SKU: GY18195
$6.99
~~$9.99~~
30

DC-DC 80W 5.1A Adjustable Automatic Buck Boost Power Supply Module CCCV Step UP DOWN Voltage Converter Solar Charging 1.Description: XY-SK80 is a DC adjustable constant voltage constant current automatic buck-boost power supply module with LCD display.HD display input voltage and output voltage, current, power, display status, capacity... $15.39
~~$21.99~~ SKU: GY18100
$15.39
~~$21.99~~
30

RS485 Modbus-RTU 12V 8Bit Relay Module 8-Channel Switch Controller for Arduino 1.Description: It is a 8 bit ModbusRTU relay module.It supports RS485 communication interface and TTL communication interface,8 input and output. 2.Feature: 1>.Modbus serial communicati... $29.99 SKU: GY18157
$29.99

Mini Yellow Dream Light Circle LED DIY Kit Star Flashing LED Light Cube 1.Introduction: ★It is an easy make four-layer round led dimensional cylinder kit. All are DIP components. ★It has more than 23 kinds of special led gradient effect. Some kinds of the effect is star-flashing and lightnin... $5.31
~~$7.59~~ SKU: GY18155
$5.31
~~$7.59~~
31

Mini Green Dream Light Circle LED DIY Kit Star Flashing LED Light Cube 1.Introduction: ★It is an easy make four-layer round led dimensional cylinder kit. All are DIP components. ★It has more than 23 kinds of special led gradient effect. Some kinds of the effect is star-flashing and lightnin... $5.31
~~$7.59~~ SKU: GY18154
$5.31
~~$7.59~~
31

Mini White Dream Light Circle LED DIY Kit Star Flashing LED Light Cube Lamp for Christmas 1.Introduction: ★It is an easy make 4-layer round led dimensional cylinder kit. All are DIP components. ★It has more than 23 kinds of special led gradient effect. Some kinds of the effect is star-flashing and lightning e... $5.31
~~$7.59~~ SKU: GY18153
$5.31
~~$7.59~~
31

RGB LED Audio Visualizer Music Spectrum Display Audio Indicator DIY Kit 1.Introduction: ★This DIY kit is a unique circular music spectrum display composed of two kinds of LED. ★The inner circle is designed by 10pcs full-color 5050 RGB LED. It can produce different color v... $13.99
~~$19.99~~ SKU: GY18152
$13.99
~~$19.99~~
30

4-layer 3D Light Flashing LED Cylinder Soldering Project Kits, DIY Blue LED Lamp for Christmas Decoration 1.Introduction: ★It is an easy make four-layer round led dimensional cylinder kit. All are DIP components. ★It has more than 23 kinds of special led gradient effect. Some kinds of the effect is star-flashing and lightnin... $5.31
~~$7.59~~ SKU: GY18151
$5.31
~~$7.59~~
31

DIY Kit 3D Xmas Tree RGB Flash LED Circuit Colorful Christmas Trees LED Soldering Practice Kit DC 4.5V~5.5V 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... $13.29
~~$18.99~~ SKU: GY18150
$13.29
~~$18.99~~
30

DC-DC 8A 480W Step Down Power Supply Module Buck Voltage Converter Programmable 2.4in TFT LCD Display 1.Description: WZ-6008 is a multi-function Step Down Power Supply Module.Its main function is to output voltage as a constant voltage constant current source. It can be used to test the discharge time and discharge ... $49.69
~~$70.99~~ SKU: GY18080
$49.69
~~$70.99~~
30

TPA3116D2 5A Wireless Bluetooth-Compatible Audio Stereo Module, 100W+100W BLE 5.0 AUX Treble/Bass Adjustable Amplifier Board, BT and AUX Inputs for DIY Speakers 1.Description: ZK-1002T is a high-power Treble/Bass adjustable stereo Bluetooth audio module. Dual channels audio signal output. Built-in amplifier module can connect to loudspeaker directly. It supply Bluetooth music receive and AUX... $23.79
~~$33.99~~ SKU: GY18081
$23.79
~~$33.99~~
31

DIY Kit 5mm RGB LED Flashing Lamp Ring Light Module Breathing Light Gradient Color Decorative Lights 1.Introduction: It is a RGB full color LED light cubic ring DIY Kit. It uses 28 high-bright full-color LED.It will produce a variety of cool gradient colors when power ON. The effect will not be affected even in the sun... $9.79
~~$13.99~~ SKU: GY18065
$9.79
~~$13.99~~
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