ITEM NAME:Float Switch Flow Sensor Automatic Leakproof 12V 24V 32V For Bilge Pump On Off Description: Turns the bilge pump automatically on and off. Turns pump on: above 55 mm of water. Turns pump off : below 25mm of water. Can also be used in high water alarm systems. Ignition protected. Solid ABS material for high strength and durability. Suitable For DC 12V 24V or 32 Volts. Long life. Ultrasonic welding, forming a seal, reliable and secure, not leaking. Specification: Material: ABS Color: White Size: About 5x1.9x2inch Wire Length: About 1m Package includes: 1pc x Float Switch 1pc x User Manual Note: 1. Due to the light and screen difference, the item's color may be slightly different from the pictures. 2. Please allow 1-2 cm differences due to manual measurement..Turns the bilge pump automatically on and off. 1pc x Float Switch. Suitable For DC 12V 24V or 32 Volts. Can also be used in high water alarm systems. Turns pump on: above 55 mm of water. Turns pump off : below 25mm of water.