This application let you save a backup of your EFS (IMEI) partition (if exists) on any device running Android 3+, this help you to keep your IMEI safe from getting corrupted after any bad Rom...
This is a Handy Torch through Home or Volume UP, it lets you turn ON the Flashlight by a Long Press on the Home or Volume UP button while Screen is OFF, and turn it OFF by a Volume Down or Home...