Universal Electric Pump For Gallon With USB Charging Bottle Gallon Water Pump. Specially designed for the elderly and children, easy to install, one-click to drink water. Safe material design, non-toxic and odorless, 304 stainless steel water outlet, healthy and environmentally friendly. Suitable for pure bottled drinking water, various types of gallon barrels. Installation Suggestion: If your bottle is the standard gallon barrel, please don't remove the bottle cap when you install the water dispenser. If your bottle is the ordinary barrel, please open a hole in the bottle cap, then install the water dispenser in the hole. Please don't boil the silicone tube in the water before using, which will damage it. Just wash the silicone tube with some dish soap is OK. Feature: Battery strong: hard up 8 gallon water 20 liters. Charge: 3 hours. Can be used when you are carrying. Universal use: Fits All sizes gallon and garrafoes, 5L, 10L, 20L and similar. Safe materials: 304 stainless steel, plastic (pp, ABS, Eva), silicones, aluminum, battery Li-ion, electronic circuit. Voltage: dual voltage 110V - 220V. Light weight: 200gr; Size: 13.5*9*8cm. Package Includes: 1 x Electric Water Pump, 1 x silicone water Pipe, 1 x USB Charging Cable