Premium Hardwire Heat Alarm From Kidde

- AC powered operated - 120vac or 240vac- sensor reacts to temperature (above 135 o f or 57 o c)- battery back-up,9v battery included- low battery warning- single station capability- 24 units of multiple station interconnect- loud 85db alarm- includes trim ring for fast installation- bsi approved- ideal for garage, kitchen or other locations where smoke alarms may be prone to nuisance alarms