1. ERGONOMIC DESIGN Ergonomically designed water sprayer, 360 degree rotating nozzle, flow adjustment nut, widened non slip handle, saves time and effort, the diameter of the water is up to 13cm, effectively prevent water overflow, saving water and energy. 2. Thickened Base Large Bowl Opening The thickened base made of PP material is stable and not easy to damage, and the barrel wall is thick. The one piece water bowl has a diameter of 12.7 cm, which effectively prevents water from overflowing, saves water and makes cleaning the inner wall easier. 7 spray water column modes, ly adjustable: mild spray, flat spray, cone spray, atomized spray, powerful spraying, container filling, multi water column jet. 3. Automatic and Manual Pressure Relief When the air pressure is too high, the pressure relief valve automatically discharges the excess air to achieve an effect. You can also gently pull the relief valve to drain the pressure in the barrel, and then unscrew the pump to pour out the excess water. 4. Working principle The portable shower uses the compressed air in a sealed container to squeeze out the water for the shower (the water can be used for approx. 1 minute when the air is full. The water volume can be adjusted by the shower head and the water spray time is inversely proportional to the water flow of the shower head), no need to connect the faucet or use electricity, you can take a refreshing shower anywhere.