Safety \u0026 Health:Electric drinking water pump, food grade silicone hose, 304 stainless steel, high density ABS plastic, BPA free drinking water dispenser, no toxic, and no smell, cold and high temperature resistance.High Compatibility: The electric pumping device suitable for pure bottled drinking water, suitable for a variety of models gallon barrel without pry the lid. Compatible with different capacity bottle: 4.5L, 5L, 7.5L, 10L, 11.3L, 15L, 18.9L.USB Rechargeable Battery: Built in rechargeable 1200mA battery. 3-hours quick charge for about 4-6 barrels pumping. 4W strong pump to guarantee fast water pumping. Save your time.Lightweight and easy operation, the best choice for the office, home, kitchen, school, etc., the removable water dispenser is suitable for outdoor \/ indoor use.Note: This drinking water pump is suitable for gallon barrels with a 2.16-inch (5.5cm) neck. Please confirm the size of your neck before purchasing.Specification: Voltage: DC 3.7V Color: White + Black Pipe Length: 4.7inch Hose Length: 21.7inch Dimensions: 7.5 x 13cm \/ 2.95 x 5.12 '' (approx) Material: food grade silicone, 304 stainless steel, ABS Charging: Micro USB Charging Cable,Charging 3-4 Hours It is recommended to replace the water pipe every two months Suitable for: 4.5L, 5L, 7.5L, 10L, 11.3L, 15L, 18.9L2,3,4,5 Gallon Water Bottles Extensive use: Portable device for both indoor and outdoor use like office, home, Kitchen, camping, picnic, activities, etc Instructions: 1. Connect the silicone hose and insert the silicone hose to the bottle. Then fasten the water pump 2. Press the button to pump out the water 3. Press the button again to stop pumping 4. Charge with the Micro USB cable when out of battery. Charging light flashes, light about 3 hours after the light is lit. Package Include: 1 x Drinking Water Pump 1 x Food Grade Silicone Hose 1 x 304 Stainless Steel Pipe 1 x Micro USB Charging Cable 1 x English Manual