Unlike gravity camp showers that need to be hung overhead and produce dismal water pressure, the NEMO Helio rests on the ground and delivers the pressure you need to wash hair, do the dishes, rinse off gear, water your plants, or wash the dog. This high quality innovative portable shower is engineered to last, just like all NEMO products. Helio(TM) is a portable shower capable of much more than its competitors. 2.9 gallon capacity. 7 foot hose. 5-7 minutes of waterSpecs:Helio(TM) is a portable shower system that provides 5-7 minutes of steady water pressure.System components include an 11 liter (2.9 gallon) portable tank, a 7 foot neoprene hose with spray nozzle, pump, and ventilated carrying case.Easy-to-use foot pump can't over-inflate and provides constant water pressure.The safety strap over the fill port prevents the tank from accidental opening during operation and provides an easy way to transport the tank when filled.Video -NEMO Helio Pressure Washer