Voice Alarm -Announces the hazard type detected thereby helping to speed up the correct reaction to the hazard detected. Alarm announces "Fire!" when a smoke or fire hazard is detected and announces "Warning Carbon Monoxide" when a CO hazard is detected
Combined Carbon Monoxide and Smoke Alarm - A single unit can be installed where previously, two were needed. Reduces installation time and helps to keep home décor attractive.
Audio alarm: 85 dB at 10 feet. Test/Reset Button and LEDs - Tests alarm circuitry and triggers the voice announcement. Flashing green for normal operation and flashing red for alarm condition. Humidity Range: 10 percent to 95 percent relative humidity non-condensing
Battery - Provides protection even during power outages when many fire and carbon monoxide incidents occur. The unit warns of a low battery condition by announcing "low battery" and by initiating an alarm chirp and activating a flashing red LED. The battery door will not close unless the batteries are properly installed
Voice Announcements - Hush Feature temporarily silences nuisance alarms with "HUSH MODE ACTIVATED" and "HUSH MODE CANCELLED" voice announcement. If the alarm had detected a CO level of 100ppm or higher, the unit will announce "CARBON MONOXIDE PREVIOUSLY DETECTED" to warn of the CO incident, when the Test/ Reset button is pressed.Temperature Range:40?F (4.4?C) to 100?F (37.8?C)