This phone security display holder is a electronic sensor. Because of the magnetic modules , when a customer loosen a mobile phone back , it will return to its original position automatically.

This holder is mainly designed for mobile phone display and also suitable for MP3,MP4 display.

You can stick a display procuct onto the top of the module which has 3M adhesive tape on it.

And this sensor has pull box together with the magnetic modules. so it is more convenient for you to pick up or loose back display article.

Actually this sensor is win2102 + pull box.

Seonsor cannot work alone, you have to connect the sensor to controller.Then it will has alarm function , interactive sale service and other features.

But this type of sensor has not charging feature, so it is not suitable for real phone display.