Features: This float switch is a simple structure, easy installation liquid level controller. It does not have a complex circuit and will not be disturbed. With proper material selection, it can be used in various environments based on liquid, pressure, or temperature. Lightweight with a simple working principle and high reliability. Applications: Can be used to sense the level of liquid in a tank. Can activate a pump, an indicator, an alarm, or other device. Suitable for use with hydroponics, saltwater tanks, freshwater tanks, gardening, aquariums, pet bowls, fish tanks, filtration, heating, and similar projects. Contains no mercury. Specifications: Material: Stainless Steel Color: Silver Body + White Cable Voltage: AC 220V Switching Current (Max): 0.5A Wattage (Max): 70W Temperature Range: -10°C to 120°C Screw Thread Diameter: M10 Quantity: 1 Piece Note: Please allow 1-3mm error due to manual measurement. Ensure you are comfortable with this before purchasing. Due to differences between monitor displays, the picture may not reflect the actual color of the item. No retail packaging included. Package Contents: 1 x Float Switch