Safe-T-Alert FX-4 Carbon Monoxide Alarm [FX-4] Brand_Sudbury or to start counting up

or to start counting up to track elapsed time

Box Dimensions: 7"H x 8"W x 55"L WT: 20

UPC: 766478948403

Effective in areas up to 1000 cubic feet

Liberty and hydraulic units)

Safe-T-Alert FX-4 Carbon Monoxide Alarm [FX-4] Brand_Sudbury or to start counting upFX 4 Carbon Monoxide Alarm Marine Use Low Voltage Hard Wired Alarm. Replaces your CO alarms that are over 5 years old. No Bags. No Tags. Full 5 Year service life, longer than CO Sentinel CMD 4M alarms. CMD 4M and CMD 3M that have reached end of life. Features: Conforms To ANSI UL STD 2034 Marine Meets ABYC A 24. NMMA Listed Component Most Reliable Boats DC electrical system or marine grade batteries supply power to the alarm No missing or dead