Zircon Water Sensor Alarm

ZIRCON Electronic Water Detector Sensor Alarm. It detects water leaks around water heater, undersink or in sump pump areas. It requires a 9V battery (not included). It has a response time of 72 hours, an alarm type of audible, a sound level of 85 dB, a power source of battery, a power supply of 9 volt, an operating temperature of 20 to 105 degree F, dimensions of 2.4" widthx4.28" depthx1.38" height, and a weight of 0.210000.