Safe T Alert 45 741 BL 45 Series Combo Carbon Monoxide Propane Alarm Surface Mount Black PROMO_WINTER_PREP_WINTERIZATION (1) 7414 A Series (1) 7414 A Series Flat Rocker Circuit Breaker Double Pole 30A (Main)WARNING: This product can expose you to chemicals including di(2 ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer It addresses the needs of so many boaters who want a portable yet sophisticated navigation solution with AIS and GPS and the ability to interface with tablets Voltage Input Range (Volts) = 12v Generator Shutdown = No Fume Type = Carbon Monoxide Replace all Propane and CO alarms that are 5 years old or older