brk 1039872 prc710v voice 10 year non removable lithium power™ cells

BRK 1039872 (PRC710VB) is a state of the art smoke and CO combination alarm designed to provide early warning of a fire or carbon monoxide danger. It features a photoelectric smoke sensing chamber, an electrochemical CO sensor and “Voice Warning with Location”. This exclusive feature incorporates a voice that will speak one of 11 pre-programmed locations and the danger detected. When the alarm sounds (if programmed for “basement”, for example) it will speak “Warning, evacuate, smoke in basement”. It features a sealed 10-year lithium power cell power supply that is permanently installed. The tamperproof design will not allow the powercell to be removed. The low power warning indicator will cause the alarm to “chirp” when it reaches the end of its service life and needs to be replaced. Upon end of life, the unit meets UL requirements for disabling the alarm and non-reinstallation of unit to mounting bracket. It also features a tamper resistant locking pin that locks the alarm to the moun