-Wire-Free Interconnect-Escape Light-Flashing LED Status Ring-10?-Year Sealed Lithium Battery Backup-Smart Hush ControlThe P4010LACS-W is an AC/DC powered smoke alarm with 10 year battery backup that features supervised wire-free interconnect capabil..
-10-Year Sealed Lithium Battery-Safety Light-Voice Notifications-Flashing LED Status Ring-Bug Screen-Supervised Wire-Free Interconnect-Wire-free interconnect compatible only with other P4010 Wire-Free modelsThe P4010LDCS-W is a 10-year, sealed batter..
-Advanced photoelectric sensor is especially effective in detecting smoldering fires-Battery backup 9V battery included (best with Polaroid 9 Volt batteries)-Battery pull tab eliminates battery installation time and keeps battery fresh-Quick connect ..
-Install these Kidde Worry-Free Smoke Alarms to provide your home with reliable protection against smoke and fire. The alarms are equipped with sealed-in lithium batteries that are designed to last for the life of the alarms. Photoelectric sensors ca..
-This worry-free alarm contains a sealed-in lithium power supply that lasts the lifetime of the unitSealed in Battery Self Activation Alarm Memory Hush Features..