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STC32G12K128 Development Board 8051 MCU Controller System Board 1.Description: It is a STC32G12K128 Development Board 8051 MCU Controller System Board, the circuit board used for embedded system development includes a series of hardware devices such as CPU, memory, in... $7.79 SKU: GY20800-1
$7.79

DC6V-120V 30A Lead-acid Battery Voltage Monitor, Lithium Battery Charge Discharge Controller Protection Board 1.Description: The battery charging control module is a module that controls the power supply of the charger. It can realize automatic power off after the battery voltage exceeds the preset value. 2.Feature: 1>.Su... $6.65
~~$9.50~~ SKU: GY21162-1
$6.65
~~$9.50~~
30

DC 12V 24V Self-locking Relay Module ON OFF Bistable Switch Controller 1.Description: It is a DC 12V 24V Self-locking Relay Module ON/OFF Bistable Switch Controller. 2.Feature: 1>.Anti-reverse protection 2>.Power off hold function 3>.Wide voltage input... $6.99 SKU: GY20805-1
$6.99

DC 7V-30V Dual Cycle Relay MOS Controller Module Adjustable Time 100s-ON 100s-OFF Power-ON Trigger Control Switch 1.Description: It is a DC 7V-30V Dual Cycle Relay MOS Controller Module Adjustable Time 100s-ON & 100s-OFF Power-ON Trigger Control Switch. 2.Feature: 1>.High timer precision 2>.Stable and ... $5.59 SKU: GY20803-1
$5.59

DC 0-99.9V Voltage Monitor Module Programmable Delay Relay Switch Controller Battery Protector 1.Description: A30-U1 is a DC 99.9V Voltage Monitor Module with Delay. It can flexibly set detection upper and lower limit voltage values and set triggering conditions.It can realize functions such as voltage detection, overvoltage and... $14.99 SKU: GY21111-1
$14.99

Lithium Battery Charging Controller Active Equalizer Energy Transfer Board for 3pcs Ternary Polymer Lithium Battery 1.Description: It is a Lithium Battery Charging Controller Active Equalizer Energy Transfer Board for 3pcs Ternary Polymer Lithium Battery. 2.Feature: 1>.Lithium active balanced energy transfer board &nb... $4.68
~~$6.69~~ SKU: GY20903-1
$4.68
~~$6.69~~
31

DC5V 5W Mono Voice Playback Module, 9-Channel Music Power Digital Amplifier 32Mbit Flash MP3 WAV UART Controller for Arduino 1.Description: DY-SV20F is a DC 3.7V-5V 5W Mono Voice Playback Module which can be trigger play by 9 input signal. It is a one-on-one segmented trigger control player that supports MP3 and WAV decoding formats; 9 input signal ca... $2.79
~~$3.99~~ SKU: GY21179-1
$2.79
~~$3.99~~
30

DIY Kit for Liquid Level Controller with Water Tank Level Detection and Automatic Pumping Module - Electronic Soldering Skill Practice Kits 1.Description: 1>.Accurate water level detection; 2>.Effective protection from external conditions; 3>.Programmable control strategies; 4>.Multiple protection functions; 5>.Auto... $4.55
~~$6.50~~ SKU: GY20992-1
$4.55
~~$6.50~~
31

50W+50W+100W Subwoofer Bluetooth-Compatiable Amplifier Module 2.1Channel Treble Bass AUX/U-disk Audio APP Controller 1.Description: XY-S100H is a DC 12V 24V 50W+50W+100W HIFI Bluetooth 2.1 Amplifier Audio Module with Stereo Treble Bass Subwoofer, perfect for DIY wireless Bluetooth speakers and transponders. This module can receive Bluetooth music, as... $23.79
~~$33.99~~ SKU: GY21211-1
$23.79
~~$33.99~~
31

DIY Infrared Remote Control Car Kit, C51 Microcontroller Electronic Assembly and Soldering DIY Kits 1.Introduction: D2-4 is a Infrared Remote Control Intelligent Car DIY Kit. Users can control various operating states of the smart car through an infrared remote control, such as forward, turns left, turns right, stop, and also ... $6.99
~~$9.99~~ SKU: GY21099-1
$6.99
~~$9.99~~
30

SWD USB Programmer Downloader Emulator for STM32 Controller 1.Description: It is a 3.3V/5V SWD/USB Programmer Downloader Emulator for STM32 Controller. 2.Feature: 1>.Support SWD interface 2>.Support Virtual serial port 3>.Support all chips b... $4.68
~~$6.69~~ SKU: GY20887-1
$4.68
~~$6.69~~
31

WIFI High Temperature Controller APP Remote Control K-type Thermocouple -99~999C LCD Display 10A Relay Switch Controller 1.Description: XY-WT04-W is a wireless WIFI K-type digital high temperature controller module with APP Sinilink control. It can be widely used at smart home,Industrial control, Automatic irrigation, Indoor ventilation. Protection equip... $13.29
~~$18.99~~ SKU: GY21223-1
$13.29
~~$18.99~~
30

24V 4 Channel Relay Module Switch Optocoupler Fully Isolated Microcontroller PLC Amplification 1.Description: It is a 24V 4 Channel Relay Module/Switch Optocoupler Fully Isolated Microcontroller PLC Amplification. 2.Parameter: 1>.Power supply: 24V 2>.Static current: 0mA 3>.Single c... $7.99 SKU: GY21084-1
$7.99

24V 2 Channel Relay Module Switch Optocoupler Fully Isolated Microcontroller PLC Amplification 1.Description: It is a 24V 2 Channel Relay Module/Switch Optocoupler Fully Isolated Microcontroller PLC Amplification. 2.Parameter: 1>.Power supply: 24V 2>.Static current: 0mA 3>.Single c... $3.69
~~$4.99~~ SKU: GY21083-1
$3.69
~~$4.99~~
26

8-Channel Servo Motor Controller 8Bit PWM Driver for 5V-8.4V Steering Engine Motor 1.Introduction: It is a Eight-way servo controller, debug board, robotic arm test board, driver knob, 8-way PWM development, industrial control. 2.Feature: 1>.Use high-precision potentiometers, no programming required. 2>... $19.59
~~$27.99~~ SKU: GY21305-1
$19.59
~~$27.99~~
30

Battery Charge Controller, DC 1V-120V Battery Voltage Monitor Protector Lithium/Lead-Acid Battery Tester 1.Description: It is a Battery Charge Controller DC 1V-120V Battery Voltage Monitor Protector Lithium/Lead-Acid Battery Tester. 2.Feature: 1>.Protect the battery from overcharge 2>.Start voltag... $9.09
~~$12.99~~ SKU: GY20772-1
$9.09
~~$12.99~~
30

RGB LED Driver Module 2Bit Button Controller PWM Programmable LED Lamp for UNO R3 1.Description: It is a RGB LED Driver Module 2Bit Button Controller PWM Programmable LED Lamp for UNO R3. 2.Feature: 1>.Two control buttons 2>.Suitable for MCU programming extended learning &... $3.96
~~$5.65~~ SKU: GY20907-1
$3.96
~~$5.65~~
31

DC 12V 5-Channel Self-locking Relay Module 5Bit 10A High/Low Level Trigger Select Switch Controller 1.Description: It is a latching relay module.It has 5 relay channels and can connect 5 loads. 2.Feature: 1).The self-locking relay module has a power indicator and a working indicator,and the working status of the ... $11.99 SKU: GY20640
$11.99

DC 7-28V Modbus RTU Network Relay Module W5500 Ethernet LAN Controller 1.Description: Modbus RTU Network Relay Module W5500 Ethernet LAN Controller equipped with mature and stable 32-bit MCU and W5500 all-hardware TCP/IP protocol stack network chip. Reserved MCU debugging interface to s... $29.99 SKU: GY20821-1
$29.99

DC 5V Fan Speed Control Module, Automatic Temperature Controller NTC Sensor for 500mA Fan 1.Description: The intelligent fan temperature controller is used for adjusting the fan speed according to the actual temperature. 2.Feature: 1>.Automatic recognition of positive and negative poles. 2>.... $5.15
~~$7.35~~ SKU: GY21115-1
$5.15
~~$7.35~~
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