Brooks EIB603TYC Heat (Thermal) Alarm, Detector, Battery Operated with 10 Year Lithium Battery, 115mm Dia x 55mm, Surface Mount, White

Features:
• Alarm that is activated by heat from a fire not smoke.
• Has a 10 year lithium battery that is not replaceable.
• Practically eliminates nuisance alarms.
• Suitable for kitchens and areas where smoke alarms may be subjected to nuisance alarms.
• Battery capacity is sufficient to outlast the useful lifespan of the alarm.
• Large easy to use Test button.
• Interconnect up to 12 battery powered alarms.