Relay Adjustable Timer Module - MicroUSB Power mq9 Pull the jumper for a

Pull the jumper for a full 5V supply

Planar passivated for voltage ruggedness and reliability

For the Arduino Nano boards

D datasheet

Relay Adjustable Timer Module - MicroUSB Power mq9 Pull the jumper for aSimple Load Switching for Arduino, ESP32, and Automation Builds The Relay Adjustable Timer Micro USB Power Module is a practical relay module from Circuitrocks for students, makers, and repair friendly builds. It fits well in projects that need switching external loads, while keeping setup straightforward for testing and prototype work. Compared with generic parts, this product stands out through details such as USB connection, Compact size, USB. That