Acme Electronics Water Tank Overflow Alarm:Battery Operated Wired Sensor Security System

Water Tank Overflow Alarm is the ultimate need of every home in India - saves precious water and cuts electricity and water bills. It gives Talking/Voice Alarm when Tank is FULL. This Alarm can be used with overhead tank of any Size, Shape & Model. Beautiful Red LED provided to indicate Power ON. Battery Included. Connect a wire (single pair) to the sensor wires at the back of alarm unit & place the other ends just below the level of overflow pipe in overhead tank (Note - Wire not included).