User's Manual

c. Charging 30K
Plug in the Micro USB to 30K to charge the device. The “Charging status LED” will show red
light while charging and turn blue when the device is fully charged.
d. Upgrading Firmware
Firmware will be upgraded automatically while charging 30K through checking the firmware
version and downloading the latest firmware available.
“Firmware upgrade status” LED will show blue light when upgrade finished and blink while
firmware is upgrading.