Essential Safety Device: The RV carbon monoxide and propane detector is crucial for RV enthusiasts and homeowners alike. It offers dual detection of CO and propane gases, ensuring rapid response and continuous protection whether you're on the road or at home. Advanced Dual Detection System: This detector features a sophisticated 2-in-1 alarm system that triggers an alert when carbon monoxide levels exceed 150 PPM or propane surpasses 5 LEL%. This early warning system allows you to take timely actions to safeguard your family and property. Clear Visual Alerts: Equipped with separate LED indicator lights for each gas type, this detector keeps you well-informed with real-time updates on gas concentrations via its LCD screen. This feature aids in making prompt decisions to mitigate hazardous gas levels effectively. Loud and Reliable Alarm: With a powerful 85 dB alarm and flashing red light, this detector alerts you when unsafe levels of carbon monoxide or propane are present. It includes a test button for regular checks and precise sensors for dependable operation, ensuring peace of mind. Different batches may have slightly different printed words and slight color differences in the actual product Color: black Material: plastic Package Contents: 1 x Propane Detector Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.