Product description Material: ABS, 304 stainless steel and food grade silicone hose Large capacity lithium battery: 1800 mAH Charging: USB charging cable Color: black, white, green Size: 13 * 7.5 cm Power: 4W Package contents: 1 * Smart electric water absorber 1 * USB cable 1 * suction pipe 1. One-click use Touch smart pump, one-touch touch screen control, you can instantly dispense water, change water easily, use more flexible. 2. Lightweight 13 * 6.5 cm, compact and portable, plug and play, refuse bacteria reproduction, say goodbye to the features of traditional water dispensers, and small without wasting space. 3. Material ABS + upgraded version of the 304 stainless steel outlet pipe, the product is made of high quality BPA-free plastic. The tube is made of food grade silicone that is both healthy and environmentally friendly. 4. Practicality Both large and small barrels can be used. Low decibel design. Night use will not disturb the rest of others. 5. USB charging The built-in 1800 mAh battery is as convenient and fast as charging a cell phone. After 3 hours of charging, it can pump 8 barrels of water continuously for long battery life, which is more convenient to use.