Battery operated smoke alarm with long-life lithium smoke detector battery. Long life lithium battery reduces costly battery replacement. Mute feature silences nuisance alarms. Single button tests detector functions. Easy access battery drawer: no need to remove alarm from ceiling to change battery. 10-year limited warranty. Meets UL standards.
- Test/silence button
- 10-year limited warranty
- Locking features lock battery drawer and alarm to base
- 9V removable 10-year Lithium battery