First Alert CO614 Plug-in Carbon Monoxide Alarm with 9V Battery Backup and Digital Display

The BRK Model (CO614B) Carbon Monoxide detector provides maximum safety with the ease of plugging the unit into a standard non-switched outlet; no messy wiring necessary. The Plug-In CO Alarm features an electrochemical CO sensor, an 85dB horn, an End of Life signal, a single button for test/silence and LED power indicator. Like most standard battery powered alarms, the detector will chirp when the batteries need to be replaced. The CO614B also features a digital display that shows visual confirmation of CO levels and has Peak Level Memory. • Alarm Dimensions: 5.9" H x 3.6" L x 1.5" D • Operating Voltage: 120V AC 60Hz w/ 9V battery backup • Operating Current: .09 amps (standby/alarm) • Temperature Range: 40° F (4° C) to 100° F (38° C) • Humidity Range: 10% to 95% relative humidity (RH) • Audio Alarm: 85dB at 10 feet• Test/Silence: Electronically simulates carbon monoxide condition, causing the unit to alarm • Alarm Reset: Automatic when CO clears • Interconnections: Up to 18 units of First Alert or BRK Smoke, CO and Heat Alarms. Maximum of 12 smoke alarms. • CO Sensor: Electrochemical • Indicator Lights/Sounds: • AC Power: Constant Red LED; Display: blank • DC Power: Intermittent Red LED; Display: "bAt" • Local Alarm: Red LED flashes rapidly; Display: CO level in PPM • Listing: Listed to UL2034 Standard