Water Level Meter, Water Level Measurement with Stainless Steel Probe, Electronic Well Water Level Indicator-20m

Electrical water level gauge: The water level gauge is powered by a 9V battery, which is convenient for construction and portability, and saves the trouble of connecting another power cord. Structure and Composition: Steel ruler water level gauge is composed of probe, steel ruler cable, receiving system and winding reel. Probe Part: Made of stainless steel, water resistance contact points are installed inside, when the contacts touch the water surface, the receiving system will be connected, and when the contacts leave the water surface, the receiving system will be automatically closed. Indicator Composition:Consists of a sounder and a peak indicator. The sounder is continuously beeped by the buzzer, and the peak indicator is the pointer of the voltmeter. Size: 10m 32ft / 20m 65ft / 30m 98ft optional, the water level gauge is measured in centimeters, please purchase after ensuring that it can be used correctly!