Application: Air-conditioner, washer, water dispenser,  boiler, humidifier, water level detection.. 
Function:  High water level or low water level detection.
Feature:
- Zero Power
- Life cycle 10^7.
- Customize assembly housing, cable wire, connector.
- Operating temperature range -40-80Degree C, or -40-125Degree C
- Customize magnets.
- Low Cost