FOOD SAFE & DURABLE MATERIALS - Your safety always comes first This automatic water dispenser is made of food-grade materials to ensure the safety of your drinking water to the greatest extent. The water you and your family drink will be absolutely free of harmful particles, so you can be confident with this pump VARIOUS COMPATIBILITY - A lightweight, durable design is useless if it's not easy to use. This gallon pump is compatible with most 2-5 gallon jugs, and its cordless functionality makes it easy to use and store. USB RECHARGEABLE BATTERY - No need for frequent battery changes and recharging, this USB rechargeable 5 gallon water bottle automatic water pump comes with a large capacity rechargeable battery. Charging is also very simple, requiring only a USB cable and a power supply. EASY TO INSTALL AND OPERATE - Installing this bottle dispenser is easy - simply pump the bottle through the hose and press it against your neck. The simple and stylish appearance also means that it is easy to operate, just press a button to fill the cup. Suitable for home and outdoor use. Multifunctional: The pump is small and portable, it can be used at home or office, even at picnics, camping and parties.