Yihi SXmini SL Class Manuel D'utilisation page 62

Using the Device
60
Charging the Batteries and Updating the Device
Please be sure that you are using high-current 18650 / 20700 / 21700 cells with a current strength ≥ 35 A.
The USB port is located below the joystick. Connect the device to a PC with internet access using the USB
cable for charging or to update software.
Note: The USB port should be used primarily for updates. Please use an external charger to charge the
18650 / 20700 / 21700 batteries!
Note for Cleaning
Use a dry cloth or cotton swab to clean the clearomizer.