... ,inside current source 3,easy to operate 1.Magnetic Cell phone security display holder 2.Retracting cable to match 3.3M tape ... with Charging Function, Charging monthly , Repeated use.2)Display Charging Function apply to : Mobile Phone , DC camera , Tablet PC3)Disconnection Alarm Function ... : Double ways in 3mm adhesive or use screws tighten security display,cellphone,merchandise ...