Mercury HD 718 Heat Sensor Alarm with 10 Year Sealed, Battery Replacing and a Simple Install in Kitchens, Garages, linving Rooms Lofts Alerts to Rapid Temperature Change, White

Detects extreme temperature rises quickly with electronic thermistor technology Perfect for kitchens, ignores cooking fumes for accurate alerts Suitable for high humidity areas like kitchens, garages, and lofts Hassle-free 10-year battery, easy installation, low battery warning Tested to BS 5446-2:2003 standards for compliance and safety, Weight: 0.25573622392 pounds, Manufacturer: Mercury