If your device has a proximity sensor.. Close cover, and Device automatically goes to sleep. Open cover, and Device instantly wakes up.
Any Tablet, Any Phone, Any Cover.
For example flip cover, Leather cover, Diary cover, Book cover etc...
What's in this version : (Updated : Dec 21, 2012)
Fixed bugs
Required Android O/S : 2.1+
play Release by chathu
https://play.google.com/store/apps/details?id=smart.cover
Download
http://wizzupload.com/7x6sx4gcdcnd.html
Mirror
http://ul.to/aj0tdix2