SensaSwitch Water Tank Overflow Alarm Bell Model-OCA (Musical), Water Sensor & 90 Feet Wire Wired Sensor Security System

Combo package makes it very easy to setup an overflow alarm. It includes an alarm device model-OCA, that will alert you on water tank reaching full level by sounding a musical alarm (no human voice). It is fully safe witn transformer based input supply to ensure foolproof insulation from main electricity. Water sensors provided need no maintenace or periodic cleaning. Double insulated 90 feet, 2 core multi-strand copper sensor signal wire ensures reliable working over years. One year warranty from date of invoice by manufacturer.