Auto Control Water Pump Water Level With Water Level Sensor and Relay Output (Model 0020525) Pushbutton Manual Switch the signal LED flashes 3

the signal LED flashes 3 times

If you want to control the AC lamp

one to fix the head of linear actuator and another to fix the bottom of linear actuator

You can control linear actuators with our hand tools

and you want to use a linear actuator to open this door

Auto Control Water Pump Water Level With Water Level Sensor and Relay Output (Model 0020525) Pushbutton Manual Switch the signal LED flashes 3Package Include: 1 x Receiver: S1PU AC ANT3 1 x Transmitter: CB 2 1 x Transmitter: CB 2N 2 2 x Water Level Sensors 1 x User manual Application: This type of wireless remote control device can use a normally open output device to wirelessly control another AC or DC device, and it can be used for synchronous wireless control of various home, industrial or agricultural equipments, such as wireless control of the warning host and the warning horn,