CMD-6 CARBON MONOXIDE ALARM (FIREBOY) Black 12/24 VDC w/Internal Relay

Designed for Marine use w/new internal circuit board. Visible and audible alarm. Permanent deactivation method. Drip proof and salt spray corrosion tested. Chemical and solvent resistant housing. 3.5\" H x 3.5\" W x 1.2\" D. Mounting screws included. Conforms to UL STD 2034. Appoximate 7 year life.