High Water Level Alarm is designed to detect and alert when the water level reaches the sensor probe, and automatically stops the alarm when the water level drops below the sensor probe. The high water level alarm provides notification when the water level reaches the sensor, allowing timely action. Two stainless steel probes attached to 15m/49ft cables can be positioned at a desired location for liquid detection. Equipped with a silencer switch to manually silence the alarm when needed. Operates on 220VAC, durable housing, requires minimal maintenance. Suitable for use with tap water, well water, river water, seawater, sewage, purified water, air conditioning water, and distilled water. Material: ABS + Stainless Steel Model: Low Water Alarm without Mount, Low Water Alarm with Mount, High Water Alarm without Mount, High Water Alarm with Mount, High & Low Water Alarm with Mount, High & Low Water Alarm with Mount and Adjustable Volume (Optional) Voltage: AC 220V Cable Length: 15m / 49ft Alarm Sound Level: 90dB Item Size: 20 x 21 x 9.7cm / 7.87 x 8.26 x 3.81in Item Weight: 973g / 34.32oz Package Weight: 1346g / 47.47oz Package Size: 29.5 x 25.4 x 19.5cm / 11.61 x 10 x 7.67in Packing List: 1 x Water Level Alarm