First Alert HD6135FB Hardwire Heat Alarm With Battery Backup Canopy Won't harm lawns

Won't harm lawns

2 1/2" base extension

ADA : Satisfies section 4

Coveralls include hood and boots

Raised edge contains spills for easy clean up

First Alert HD6135FB Hardwire Heat Alarm With Battery Backup Canopy Won't harm lawnsHighlights: 120 volt AC DC with 9 volt battery backup 135 degrees Fahrenheit fixed rate and rate of rise temperature sensing Microprocessor controlled for fewer nuisance alarms The test silence button both silences a non threatening alarm or low battery warning and allows you to test the unit's functionality Latching alarm indicator which automatically identifies which unit initiated the alarm 120 volt AC inter connectable (with maximum 18 compatible