Robodo Anti-Corrosion Water Level Sensor with Ball Float Switch Security Circuit and Motion Detector Electronic Hobby Kit

The Anti-Corrosion Water Level Sensor with Ball Float Switch is a device used to sense the level of liquid within a tank, it may actuate a pump, an indicator, an alarm, or another device. Use them in hydroponics, saltwater tank, freshwater tank, gardening, aquariums for power head control, pet bowls, fish tanks, filtration, heating, or whatever your project may be. Package Includes : 1 x Anti-Corrosion Water Level Sensor with Ball Float Switch.