This water bottle pump can always keep the water outlet clean, allowing you to enjoy clean and safe drinking water. At the same time, the design of the foldable drinking water pump is easier to store and carry than ordinary ones. It's great for home or office use, Small and light design that easy to carry and suitable for camping, picnics, kids sporting events, beach days and barbecues. This usb water pump is Lightweight Portable, you can use where ever you want. Portable water pump with foldable outlets always pumping fresh and clean drinking water, lets you easily drink water everywhere.