Switch the summer/winter mode to change the fire row amount, and save 40% gas in your bill. The combustion device will reach =80.8% thermal efficiency to save 11.5% energy. Start at a 0.015 MPA low water pressure; normal working pressure is 0.02 MPA-0.8 MPA. This gas water heater is light-weight & portable to be installed on the wall, tree, or outside the RV for space-saving.Well-selected devices are included like copper standard G1/2 hose connectors, filtration mesh, gas emission tube, and copper water tank. Ignite the heater with 2 "D"cell batteries, and no pilot light is needed. CE test passed, fast to heat, this propane hot water heater is perfect for showering, pet washing, outdoor cleaning, camping and trip road, etc. Provide you with constant hot water, especially in winter or cold places. Instant, endless hot water, enjoy a comfortable showering at any time & any location. Hot Water Output: 18 L/min(4.8 GPM). Heater Output Power: 36 KW. Gas Type: LPG(Liquid Petroleum Gas); Gas Pressure: 2800 Pa. Water Temperature: 50 °F -140 °F10? Water Connect: G1/2"; Rubber Gas Hose: f 0.79". Suitable Water Pressure: 0.02 MPA-0.8 MPA. Starting Pressure: 0.015 MPA. Exhaust Way: Open & Force Flue Exhaust Type. Discharge Ways: Flue Automatic Gas Discharge. Ignition: 2pcs 1.5V D-Type Batteries (not included). 1 x 18L LPG Hot Water Heater. 1 x Install Accessories Kit. This item is in the category "Home, Furniture & DIY\Heating, Cooling & Air\Heaters & Radiators\Water Heaters\Standard Water Heaters". The seller is "inbuaywiq" and is located in this country: GB. This item can be shipped to United Kingdom.