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1. Can be used to sense the level of liquid in a tank, easy to use. <br>2. A 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 other device. <br>3. Use them with hydroponics, saltwater tank, freshwater tank, gardening, aquariums for power head control, pet bowls, fish tanks, filtration, heating etc. <br>4. This liquid float switch can be installed as a normally closed / normally open switch according to your needs. <br>5. Material: PP <br>6. Power(Max): 10W <br>7. Voltage (Max): 0-220V <br>8. Cable length: 40cm <br>9. Float length: 8.5cm<br><br>
The catalog often lists the same model at several merchants — worth a price check before you buy.