???????, ????? ??????, ???????? ?????? - Size 13.0(W)*7.3(D)*21.7(H) inches, weight 18 lbs. Compact and portable design perfect for barns, cabins, outdoor instant hot water and road trips. With CSA safety certification ensures your and your family's safety ?????????? ???????????? - Featuring a pre-installed gas regulator and quick connect ON/OFF shower kit. Simply connect water inlet and outlet, attach 20lb propane tank, insert 2D batteries, you're ready to go ????-???????? ???? ??????? - No need for complex settings. This portable water heater with LED display & gas/water flow control knobs, easily gets the temperature rise at 50°F~122°F ????? ???????? ??????????? - Outdoor water heater works great with water pressure from 3.6 to 110 PSI, ideal for different outdoor places. For low-pressure areas, get a water pump for better performance ???? ??? ??? & ???? - BD264, 5 ft pre-installed gas regulator, 5 ft quick connect ON/OFF shower kit, hardware packs and manual; You need: water inlet hose, 20 lb gas cylinder, 2D batteries; if using water tank also need a water pump