This item is a float balls liquid level sensor. Made of preferred quality stainless steel, it is a kind of professional liquid level control device with simple structure and convenient use. Specially used to sense the liquid level in the tank. And also can be used in pumps, indicators, alarms or other equipment. Features - Color: Silver. - Material: Stainless steel. - Size: 12.00X2.50X2.50cm/4.72X0.98X0.98in - Working voltage: 220V. - Working current: 10A. - Working temperature: 20 degree centigrade. - Highest temperature resistance: 80 degree centigrade. - This float balls can do multi-point control, the control can be fixed with the liquid level position. - Featured by high accuracy, high reliability and easy installation, it can serve you well and provides you much convenience. - Well chosen stainless steel material, can be used in weak acid and alkali places, durable for long period. - Proper for liquids of different densities, pressures and temperatures under different circumstances. - Widely applied for fish tank and aquarium system, level control of household appliances, level control of swimming pool, fountain, pond, waterfall and more. Package list: 1 x Stainless Float