Features
- Power: 6V AC or 9V DC (for AC/AC or AC/DC adapter)
 - Backup Battery: 3.6V/850mAh (3 x 1.2V Ni-MH rechargeable cells, type AAA)
 
- Power: 6V AC or 9V DC (for AC/AC or AC/DC adapter)
 - Backup Battery: 3.6V/850mAh (3 x 1.2V Ni-MH rechargeable cells, type AAA)
 - Current Consumption: 60mA max. (during transmission)
 - Tamper Protection: Front cover tamper (N.C.) and back tamper for removal from wall (N.C.)
 - Temperature: -10°C to 50°C (14°F to 122° F)
 - Dimension: 123 x 109 x 27 mm (4.84 x 4.29 x 1 inch)