This product is based on the actual needs of the family factories and pumping and the detection of the pool (water tower) to control the water level to achieve control.
With a small, simple wiring, low power consumption, high switching capacity, interference is strong, functional stability characteristics.
Automatically open when you can stably pool (water tower) water pump (solenoid) pumping,automatically stops the pump (solenoid) when full of water.
Local flooding can also be used for automatic rain drainage, such as garages, basements, etc
Board Size 7cm x 4cm(L*W),Material Electronic Components