Universal All Sized Bottles - Suitable for all sizes of buckets and bottles, the compact size design makes it perfect for use as a large small water dispenser under cabinets or inside cabinets at home. You don't have to worry about any spills. Super Battery Continuity - The USB water pump comes with a long-lasting 800Ah battery that can provide you with 60 days of use and around 8-10 bottles of water after a full charge. Double pump pumping, catch a full glass of water in just 5 seconds. Easy to Use - With our portable electronic water pump, you can enjoy refreshing water at home or on the go with just the push of a button. The materials in contact with your drinking water are food-grade silicone hose, and 304 stainless steel tube. Convenient & Portable - Can as a portable water dispenser for camping, picnics, sports events, and parties. It's perfect for indoor and outdoor use, such as in offices, homes, kitchens, camping, picnics, events, and more.