About This Dual CO & LP Detector: When you’re cooking or sleeping in your RV, one silent gas leak can turn dangerous fast—this 2-in-1 RV detector sniffs out CO and propane 24/7, making your RV life safer Easy to Use: Equipped with lever-nut connectors, the installation requires no tape or wiring. No setup needed once powered on Replace old RV Detector: Drop-in Replacement for RV Carbon Monoxide Detector #31011 – same size, same screw pattern (Face Cover: 4 ⅝" × 4 ⅝", Wall Cut-out: 2" × 3 ⅜") Dual Alarm System: When the RV detector senses carbon monoxide or propane, it reacts in 0.5–2 seconds: the digital screen displays the leak concentration, while an 85 dB alarm provides early warning 60 Months of Worry-Free Use: If you encounter any issues within 60 months, We providing free repair or replacement services Overview Brand : TIDOOS Style : Design for RV Power Source : DC Color : Black Item Weight : 3.04 ounces Manufacturer : VITITE UPC : 768857286397