Test/Reset button Red alarm light Green power-on light Sensor lasts up to 10 years and monitors carbon monoxide levels every 2.5 minutes Loud, piercing 85dB alarm Contemporary design and white housing No batteries required; 120V AC wire-in Alkaline battery back-up for continuous protection in case of power failure
Features of Strobe:
120V AC3 wire interconnect Bright 177 candela light 1 HZ flash rate (60 flashes per minute) Multi-station capability; up to 24 devices Warning: This visual signaling device has no detection means and must be used in conjunction with operating alarms. Disconnection or loss of AC power will render this signaling device inoperative. Strobe will not flash in the event of a power failure.