1Builtin 2200mah lithium battery, USB charging, can be charged by car adapter or computer, a charge of 25 hours allows up to 1 hour of continuous use. 2Perfect and pleasant pressure, the shower head has a simple flow, comfortable bathing experience, gentle enough water pressure for the elderly, babies and pets. 3It is compact, does not take up space, and is easy to store in luggage, backpack or car trunk, suitable for hiking, camping, children's bathing and pet cleaning. 4Small size, light weight, easy to carry, portable, easy to carry when traveling, enjoy all the comforts of the home, no need for pipes. 5Integrated waterproof switch, enough to handle short time soaking and waterproof in daily use. LED lights make it easier for you to take a shower at night. Item Type: Outdoor Shower Set Material: PC+ABS+Silicone Color: As shown in the picture Product Size: Approx. 14x8.5x6.5cm / 5.5x3.3x2.6in Hose Length: Approx.180cm / 70.9in Weight: Approx. 830g / 29.3oz Voltage: 3.7 V/2.5A Battery: 18650 lithium battery 2200mah (included) Flow Rate: 2.5 L/min Working Time: 60 minutes Charging Method: USB Charging Time: 2-5 hours 1 x Water Pump 1 x Hose 1 x Hand Sprayer 1 x Shower Head 1 x Suction Cup 2 x Gasket 1 x Hook 1 x Shower Holder 1 x Charging Cable 1. Please allow 12in error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.3. It is recommended to use tap water or a clean water source. The pump can simply filter impurities in the water.4. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.