On this page, you will find the Download link of Champion SQ181 Pro Firmware (flash file), which can be flashed on the device to fix it without the need of any other software.
Champion SQ181 Pro 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 SQ181 Pro Firmware is V12 and it was released on 12/06/2015.
File Name: Champion_SQ181_Pro_V12_12062015.zip
Alternate Name: Champion SQ181 Pro V12 12062015
File Size: 4 MB
Released date: 12/06/2015