An automaticâ  water dispenser pump will ensure your water remains out of dust and microliving organism, and still save you energy and time you use to serve yourself a glass of water from a gallon.weather in your living room, office, barbecue or business, this automatic pump will serve you better. the pump is composed of a motor powered by a rechargeable battery. it is charged using the normal usb charger you use for your smartphone. with a single charge, it can pump 4 to 6 jugs of water from the gallon.this pump is small hence saving you space used by large dispensers. it is also easy to use hence minding children and the old aged. it takes only less than 10s to fill your glass with water.