Compatible model: CJC400/400P
Release date: 2023-08-24
For SD card upgrade:
For PC usb upgrade(specific usb wire needed):
Description:
If you using SD card upgrading, please make sure there is only one file "update.zip" in your SD card, no change name allowed, no other file allowed. Insert SD card contains the firmware file to the CJC400P, and power it up, it will upgrade automatically for about 10 minute.