Drinking Fountains features:USB Charging Automatic Water Dispenser Electric Drinking Water Bottle Pump For 2.5/5L/18.9L Water Bottles| Water DispensersSpecification:Name: USB Charging Automatic Water Dispenser Electric Drinking Water Bottle Pump for 2.5/5L/18.9L Water Bottles 1200mAhMaterial: ABS+stainless steelLithium Battery: 1200mAhPower: 5W/5VApplicable Water Volume: 4.5L, 5L, 7.5L, 10L, 11.3L, 15L, 18.9LDuration Of Use: 60 DaysPumping: 10-12 BarrelsApplicable Bottled Water Caliber: 4.2-5.95cmSingle package size:4.92*4.06*2.87inchFeatures: - It can be used for about 60 days and can draw about 10-12 barrels of water.- At full power, the 18.9L pump can pump 10-12 barrels- Mobile charging, multiple charging methods- Easy to carry, usb charging interface- With stylish compact body design.- Single switch design- Environmentally friendly PP material for safer use- Bold pipe design for faster water deIivery- Large capacity battery- Not easy to leak, not easy to breed bacteria- Multiple buckets bottled water compatible