carbon monoxide & smoke combination alarms
kidde 21010067 bedroom smoke alarm w voice alarm lithium battery 5.22 dia x 1.6 depth
no confusion here this unit has a voice alarm that announces fire fire in addition to a loud 85db beeping when smoke or fire is detected . sealed in lithium battery lasts the entire ten year lifespan of the alarm . its quick and easy to install ; alarm automatically activates when attached to the mounting bracket . smoke alarm contains photoelectric sensor that may detect visible particles associated with smoldering fires sooner than ionization alarms . includes a test hush button that tests alarm circuitry and temporarily silences nuisance alarms . rapidly flashing led lights alert users if alarm has sounded since the last time the test reset button was used . power source s lithium ion battery ; mounting ceiling ; quantity 1 each . li unit with voice alarm announces fire fire in addition to loud beeps . li li sealed in lithium power supply lasts entire ten year life of the alarm . li li quick and easy to install ; alarm automatically activates when attached to the mounting bracket . li li photoelectric sensor detects visible particles . li li test hush button tests alarm circuitry and temporarily silences nuisance alarms . li br li global product type smoke co detectors smoke detector li li power source s lithium ion battery li li mounting ceiling li li quantity 1 each li li compliance standards ul listed li li pre consumer recycled content percent 0 % li li post consumer recycled content percent 0 % li li total recycled content percent 0 % li