Safe Material: The water dispenser is made of food grade silicone hose, 304 stainless steel, high density ABS, which is safe, non-toxic and durable. This water dispenser is small and ultra light to carry or store. Improve your quality of life. Removable Silicone Hose: The inlet hose can be removed and replaced after a certain period of use to keep your drinking water healthy and hygienic. USB charging design: A battery is built into a battery. It can be easily charged via USB charging port. The water dispenser can work for almost a month on a full charge. Easy installation: It is very easy to use this water pump. Simply connect the inlet hose and the outlet hose and place them over the mouth of the water bucket. Water can easily be pumped out with one push. Wide compatibility: the water pump is compatible with drinking water in barrels of different capacities: 4.5 l, 5 l, 7.5 l, 10 l, 11.3 l, 15 l, 18.9 I. Product Descriptions Color: blackSpecifications: Material: silicone, stainless steel, ABSColor: black, whiteRated voltage: 4VRated power: 5WSize: 8*14cm(D*H)Net weight: 290gPackages: 1 * Water Dispenser1*inlet pipe1*outlet pipe1*Charging Cable1*User Manual1* packing box