[Wide Application] It can be used for bottling Home Brew Wine,Beer,Beverages,Kombucha and Drinkable water, and so on. [Rechargeable Battery] Built-in 3400mah lithium battery, Rechargeable lithium battery provides about five hours of working at full charge Continuously,and comes with a Type-C interface.It charges for about 2-3 hours to reach full charge state. It can work while charging. When the indicator light under the top cover is red, it is in charging state. When the indicator light turns green, it reaches full charge state. [Food Grade Materials] The pump head and the tube are made of Food Grade materials. The tube is not easily deformed and easy to clean. [One-click Switch Desigh] It is very convenient, the switch can be controlled with one hand to and stop work. [How to use] Cut the tubes according to actual needs before the first use, and install the tubes for the inlet and outlet. Supports a power supply of 5V-12V/2A. Before or after each use, please use salt water or 60 degree warm water to extract for a few minutes so that normal operation can be carried out.