Automatic electric water pump dispenser designed for everyone including the elderly and children, easy to install, drink water with one click. designed with safe material, no toxic and no smell, 304 stainless steel water outlet, health and environmental protection suitable for pure bottled drinking water, a variety of models gallon barrel with 2.16-inch (5.5cm) neck built in usb rechargeable 1200mah battery, can be used for 30-40 days or around 4-6 bottles of 5 gallon water once full charged the water dispenser turns off automatically every 60 seconds working, more safe and smart automatic electric water dispenser usb charging water bottle pump portable smart water pump auto switch drinking dispenser drink