The Waypoint alarm provides industry-leading safety by meeting the latest UL standards for both carbon monoxide and propane detection. Engineered for versatility, it operates seamlessly on both 12v and 24v power systems, making it an ideal fit for a wide range of boats and RVs. To ensure your environment remains monitored even during power fluctuations, the unit features a dedicated backup battery specifically for the CO sensor. Furthermore, it is equipped with the most sensitive propane sensor available, offering early detection and peace of mind so you can focus on the adventure ahead.