The first Alert 0827B sealed ionization smoke alarm features a 10 years sealed lithium battery, eliminating the need for battery replacements during the lifetime of the alarm. This smoke detector with ionization sensor has a tamperproof design, a mute feature, a power LED, alarm indicator, end of life signal and single test button.
| Color | : | White |
| Dimensions | : | 2.25 in L x 5.7 in W x 5.7 in H |
| Display Type | : | LED |
| Includes | : | End of Life Signal, Smoke Alarm Status LED Indicator and Test/Silence Button |
| Operating Temperature | : | 40 to 100 deg F |
| Power Source | : | Lithium-Ion Battery |
| Power Supply | : | 3 V |
| Sensor Type | : | Ionization |
| Sound Level | : | 85 dB |
Owners/User Manual