DC 5V 4-Channel USB Control PC/PLC Controlled Relay Module soldering paste meticulously designed to provide robust

meticulously designed to provide robust protection and superior heat dissipation

The B103 Potentiometer is a three-terminal variable resistor that is used to vary or change the resistance

1 x Sensor cable

This cable For Arduino UNO (USB A to B) that we can use to connect Arduino Uno or any board with the USB female A port of your computer

DC 5V 4-Channel USB Control PC/PLC Controlled Relay Module soldering paste meticulously designed to provide robustThis DC 5V 4 Channel USB Control Relay Module is designed for controlling external devices through a USB connection with a PC, PLC, or microcontroller. It enables easy automation and control of up to four independent electrical loads such as lamps, motors, fans, or other appliances via computer software or commands. Ideal for industrial automation, home automation, testing, and development applications. Features 4 channel relay control via USB