Oxygen Free Copper Water Tank Constant Temperature Gas Water Heater

【EFFORTLESS CONTROL】- You can adjust the water temperature by rotating the panel's gas & water knobs. 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-0.5 MPA.

【WALL-MOUNT & DETAILS】- This gas water heater is light-weight & portable to be installed on the wall, tree, or outside the RV for space-saving. High-quality devices are used in this product like copper standard G1/2" hose connectors, gas emission tube, and copper water tank. Ignite the heater with 2 "D"cell batteries. No pilot light is needed.