Keep your water cold and refreshing with this electric, portable water dispenser. This device will pump pure bottled drinking water straight from the gallon barrel without prying on the lid! This electric pumping device is suitable for pure bottled drinking water, and it's compatible with various models of gallon barrels without prying the lid. The product is a pump that can dispense water from any size of bottle you have on hand. It has an electrical cord to be plugged in or charged via a USB port. High Compatibility: The electric pumping device is suitable for pure bottled drinking water, ideal for various models of gallon barrels without prying the lid. Compatible with different capacity bottles: 4.5L, 5L, 7.5L, 10L, 11.3L, 15L, 18.9L. USB rechargeable water dispenser: Built-in rechargeable 1800mAh battery. It can be used for 15 days or around 4-6 bottles of 5-gallon water once fully charged—no need to charge it every day. Accessible to Use: Fasten the drinking water pump on the bottle mouth. One automatic switch operation, convenient and fast, totally hassle-free even for kids and elders. Lightweight and easy operation, the best choice for the office, home, kitchen, school, etc., the removable water dispenser is suitable for outdoor/indoor use. Specifications: Material: ABS Size:15 x 6.4cm Package Includes: 1 x Smart Rechargeable Electric Portable Water Dispenser