Safe-T-Alert 62 Carbon Monoxide AlarmThe 62 series Safe-T Alert carbon monoxide alarm is a well designed alarm that is designed to keep you safe. An included trim ring offers a sleek look while covering existing screw holes and cutouts. Designed to work in harsh marine environments and has an operational temp range of -40 F - 158 F. Once the alarm runs its life cycle of 5 years it will auto alert you to get it replaced and keep you safe. The memory scan allows the Safe-T Alert alarm to retain the CO level that activated the alarm. A mute circuit can be activated with the press of a button to temporarily silence the alarm while the cabin ventilates, if dangerous levels are detected the alarm will reactivate thanks to the rapid recovery sensor.Features: Rapid recovery sensor; End of life signal; Memory scan; Low current draw; No false alarms; space saving design; Trim ring included; Alarm mute with auto reset; Flush mount unit; Specifications: Power Supply & Current Draw: 37 mA @ 13.8 VDC; Low voltage power warning @ 7Volts; Operating Temp: -40 F - 158 F; Case Size: 4.5" W x 3.25" H x 1.25" D; Alarm Point: 400 PPM 4-15 minutes; Operational range: 13.8Volts +/- 15%; Conforms to ANSI/UL STD 2034;