@echo off
:cm
wmic diskdrive get model | find /I "LITEONIT" >nul
if %errorlevel% equ 0 goto cfmu
exit
:cfmu
echo it is "LITEONIT"
wmic diskdrive get firmwarerevision | find /I "HM" >nul
if %errorlevel% equ 0 goto end
wmic diskdrive get pnpdeviceid | find /I "HM" >nul
if %errorlevel% equ 0 goto end
start /w x:\Diskfirmware.ext