The RV propane regulator allows you to connect two propane tanks and automatically switches from the primary tank to the secondary tank when the primary tank is empty. An indicator light changes color to signal when the tank is empty and requires refilling. The regulator maintains consistent propane gas pressure for reliable performance. Propane Hose: The RV pigtail hose features a stainless steel braid construction, offering weather resistance, aging resistance, airtight sealing, heat resistance, and flexibility. It includes a built-in gauge to monitor remaining propane level 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 RVs and other propane-powered equipment. Specifications and Materials: The RV propane regulator with hose is constructed from high-quality materials for durability and outdoor use. It is corrosion-resistant and designed for long-term reliability. Primary cylinder capacity: 210,000 BTU/hr; secondary cylinder capacity: 130,000 BTU/hr. Dual-stage design ensures stable gas pressure. Inlet: 1/4-inch SAE inverted flare; outlet: 3/8-inch NPT female thread. Wide Application: This two-stage automatic changeover low-pressure propane regulator is compatible with dual-tank RV systems and includes two 18-inch pigtail metering hoses. It works with any propane-powered equipment, offering versatility and cost-effective performance for recreational or full-time RV use. 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: Accessories included may vary. The product image is for reference only; actual color may vary slightly due to screen settings and lighting conditions. Measurement tolerance: ±1–3 cm.