On this page, you will find the Download link of Champion X2 Style Firmware (flash file), which can be flashed on the device to fix it without the need of any other software.
Champion X2 Style Firmware comes as a zip file and is of 4 MB in size. Firstly, You need to extract the zip file on your computer and flash it using the flashtool.
The file version of Champion X2 Style Firmware is V1 and it was released on 04/05/2016.
File Name: Champion_X2_Style_04052016.zip
Alternate Name: Champion X2 Style 04052016
File Size: 4 MB
Released date: 04/05/2016