Electric Water Pump Water Dispenser with Rechargeable Battery: Kettle pump with built-in rechargeable battery, it can be used for 30-40 days or about 4-5 bottles of 5 gallon water after fully charged. The potable water pump is perfect for home or office use, and its compact size makes it easy to carry, making it perfect for trails, picnics, kids' sporting events, beach days, and barbecues. The automatic electric water suction device is very convenient and useful. Electric and pump units are suitable for pure bottled drinking water. High Compatibility: This drinking water pump is suitable for gallon barrels with a neck of 2.16 inches (5.5 cm). Please confirm your neck size before purchasing. Dispenser 5 gallon fits universal size bottles 2-6 gallons and other standard size bottles. Help you save money and space. Easy to use: 5 gallon water pump, press the button to pump water, press it again to stop pumping, let you enjoy clean and safe drinking water. Even children and the elderly can use it easily. 3.8W powerful pump, pumping water quickly. Quick pumping: pumps about 1.2 liters in 1 minute. This water dispenser is designed for food and drinking. A completely safe and healthy product, even for babies.