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 light changes color to notify you when the tank is low and needs refilling. The regulator ensures that your propane gas remains at the correct pressure, providing consistent and efficient performance. Propane Hose: The RV pigtail hose with propane tank gauge is constructed with stainless steel braid, offering weather resistance, aging resistance, airtight sealing, heat resistance, and flexibility. It allows you to monitor fuel levels without shaking the tank and helps detect leaks. This automatic switching low-pressure propane regulator with hose provides a safe and reliable propane 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: 130,000 BTU/h. Dual-stage design maintains constant gas pressure. Inlet is 1/4 inch SAE flare, outlet is 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, suitable for RVs with dual propane tanks. It can be used with various propane-powered appliances, offering a versatile and cost-effective solution for your propane needs. Whether for weekend trips or full-time RV living, this regulator supports reliable propane operation. Note: Product appearance may vary slightly between batches. Accessories may vary and are subject to change. This does 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 differences may cause slight variations in color between the image and the actual item. Measurement error allowance is +/- 1-3 cm.