MTI Industries 35 Series 12-Volt Safe-T-Alert Surface Mount RV Dual Carbon Monoxide/Propane Alarm in White

Features Include: Meets 1/1/05 requirements set by RVIA for CO alarms and Propane Detectors. Test/Reset Button with Mute. Both alarms are fully operational during mute cycle and will re-alarm if hazardous conditions recur. Both sensors continue to work during an alarm. UL listed for Recreational Vehicles and Unconditioned Areas for both Carbon Monoxide and Propane/Natural Gas. 1-Year Limited Warranty. UL Listing Propane - UL 1484 RV Gas Detectors.