Flashlight
My smart phone is a flashlight.
When it is dark, when you find the key, is used to find out stuff under the bed.
Smartphone to turn on the camera LED Flash Light.
FlashLigth light on / off is supported.
This application is easy FlashLigth fast, simple to use.
Now! Here, use the back of the hand FlashLigth applications.
This is Flash Ligth.