12V LP Gas Alarm, Flush Mount, Safe-T-Alert 30-442-P-WT LP Gas Alarms should be replaced after five years of service. Check the replace by date code or manufactured date on all your RV safety alarms. Space saving flush mount detector fits all models and years of Fleetwood and Winnebago RV´s. Recommended replacement for discontinued CCI Controls models 7770 and 7773. UL and CSA listed. 12 volt wire in. Dimensions: 6-3/8"W x 2-7/8"H x 1"D Cut out Dimensions: 5 3/8"W x 1 7/8"H Color: WhiteUsed To: Class A Motor homes, Class B Van Campers, Class C Mini-Motor Homes, Travel Trailers, Fifth WheelsType: Flush Mount DetectorAlert Type: Alerts To Leak With BeepingUnit Size: Not ApplicableLength: 6-3/8 InchWidth: 1 InchAdvanced Technology - Alarm Mute Button Silences Alarm While RV Is VentilatedReliable - 12 Volt Power Means No Missing Or Dead Batteries To ReplaceDurable - Built For The Extreme RV EnvironmentLimited 1 Year Warranty