It helps you to transform your normal flip cover into a smart flip cover.
It works in this way:
When you turn on service now if you put your hand close to proximity sensor screen will sleep which will save battery and when you move your hand away screen will awake again. and this works for flip covers too.
For questions and inquiries or improvement requests:
https://sa3dy.com/
https://www.facebook.com/sa3dys/
+201111897945
sa3dyssolutions@gmail.com