Joolca HOTTAP V2 ESSENTIALS Portable Hot Water KitWherever you can take a propane bottle, you can take the HOTTAP. Its the worlds smallest water heater in its class. And enjoying a HOTTAP shower is as easy as flipping a switch. Built to home standards, HOTTAP features class leading specs throughout. Its actually a real, hot shower with over 15h run time on a single gas tank. Even in winter, HOTTAPs 37,500 BTU burner will give you a steaming hot shower at the flick of a switch. And with up to 6 litres