lock screen and turn off

This app have features: lock screen and turn off screen by shortcut
Create lock patterns to protect your phone
This app help generate security patterns.
★ Fast, simple, smooth, easy to use
★ A lot of beautiful wallpapers to choose
★ Allows to use wallpaper from Your gallery
★ Can create patterns with any length
★ Ask user confirm the pattern before apply
Turn off screen by shortcut
★ Create shortcut or icon for screen off and lock
★ useful when power button deranged, hard to press or if you want protect power button
link app
play.google.com/store/apps/details?id=com.kunkunnapps.screenlock