The RV propane regulator allows you to connect two propane tanks and automatically switches from the main tank to the backup tank when the main tank is empty. The indicator shows when the tank is low, helping you know when to refill. The regulator maintains proper propane pressure for consistent and efficient performance. Propane Hose: The RV pigtail hose with propane tank gauge is constructed with stainless steel braid, offering resistance to weather, aging, heat, and leaks. It is airtight and flexible, allowing you to monitor fuel levels without shaking the tank. This automatic switching low-pressure propane regulator with hose provides a safe and reliable gas supply for your RV or other propane-powered equipment. Specifications and Materials: The RV propane regulator with hose is made of high-quality materials for durability. It is designed to withstand outdoor conditions. Main cylinder capacity: 210,000 BTU/h; reserve cylinder capacity: 130,000 BTU/h. Dual-stage design maintains constant gas pressure. Inlet: 1/4 inch SAE flare; outlet: 3/8 inch NPT female thread. Wide Application: This two-stage automatic changeover low-pressure propane regulator is designed for RVs and includes two 18-inch pigtail RV propane metering hose sets. It is suitable for RVs with dual propane tanks and compatible with various propane-powered appliances, providing a versatile solution for propane gas management. Ideal for both ocnal and full-time RV users. Note: Product appearance may vary slightly due to different production batches. Accessories may vary and are provided randomly. These variations do not affect functionality. Color: Silver Material: Copper alloy + aluminum + stainless steel Package Contents: 1 x Regulator 2 x Hose 1 x Installation Kit 1 x Installation Tool Note: Light reflection and display settings may cause slight color differences between the image and the actual item. Measurement error allowance: +/- 1-3 cm.