Portable Hot Water Heater Shower - br Enjoy hot water wherever you go with this portable water heater from Eccotemp. This outdoor heater runs on two, 'D' cell batteries, so you can take it with you when you go camping or anywhere else, allowing you to take a nice, warm shower br Enjoy hot water wherever you are with a tankless water heater br Camping accessory is perfect for campsites, cabins, or simply around the house br Camping gear ignition starts the flame only when water is running br No chance of overheating br No reservoir to deplete br Two 2 'D' cell battery br Additional benefits include: the ideal operating range is 20 to 80 PSI br System also works great on modified water systems such as a 12-volt pump br Total dimensions are 14.5 inches tall, 11.5 inches wide, 4.