This is a simple application on the basis of Ferrari wallpaper, you can use it to lock your cell phone screen immediately. So you can release the power bottom, and extend the life of it.Features,1.Lock your device quickly .2. Open camera3.After locking, you can set the screen timeout or let it to turn off immediately.4.When screen was turned off, you can turn on screen by the proximity sensor, you can via Menu->Settings to enable or disable it.5. 3 different types of background .6. You can turn on/off lock sound .7 . you can turn on/off vibration .please give us 5 star .