Material: Our water bottle dispenser is made of ABS plastic and stainless steel, food-grade silicone hose, safe and no bad smell, healthy drinking water, even the elderly and children can learn to use it. USB Charging:The drinking water bottle pump adopts USB fast charging, which is low-carbon, environmentally friendly and low-power consumption. It can be charged by connecting adapters, mobile power banks, computers and other USB ports. Built-in 1200MAH high-capacity battery, long battery life. 2-in-1 design: table and Water Bottle dual-use design, can match a variety of bucket highly compatible base design, can match most types of Water Bottle on the market dual-use way to make your water more flexible Easy to Install: Desktop water bottle dispenser,portable electric water focuses on convenience, practicality and comfort. Small and portable, it is very suitable for home, office or outdoor camping trip, enjoying a good time life. Installation is as simple as inserting the suction tube into the base of the tray. 3 Levels:The desktop water bottle pump has 2 water outlet methods. Press the switch button to pump water continuously, and then press the switch button to stop pumping water. There are 3 options for quantitative selection: 500ML/800ML/1500ML continuous pumping, press the capacity button to select the amount of water, and then pump water automatically, click the switch button to stop pumping at any time.