Tag is 2-way photoresistor sensor module plus relay module
Relay&Relay Module 2-way photoresistor sensor module plus relay module, two-rays to detect light control switch
Uses:
2-way light detection , brightness detection, by detecting the brightness potentiometer adjustable valve point , comes relays, do all kinds of brightness detection switch , you can control all kinds of lights, turn on automatically at night , during the day and automatically turns...Read More
2-way photoresistor sensor module plus relay module