Universal Security Instruments Hardwired Ionization Smoke and Fire Alarm with Battery Backup Model 5304
- Front-loading battery drawer makes it easy to replace battery without removing the alarm from the bracket.
- Fully interconnectable with up to twenty-four USI-compatible devices.
- Patented Quick Find alarm origination easily identifies the first alarm to sound in interconnected systems.Temperature Range:40º F to 100º F (4º C....
- Universal mounting bracket fits any standard wiring junction box, single gang, round or octagon, up to 4-inches.