Along the way, the wireless air pump is usually charged by USB interface, which can be charged by connecting the power supply or the computer with a charging cable, or by using a mobile power supply. When charging, ensure that the charging cable is firmly connected, properly inserted into the charging port, and kept in the charging state for at least 3 hours. In addition, in the use of the process, should pay attention to check the power at any time to avoid insufficient charging caused by inconvenience.