Magnetic holder for GSM devices to attach to car glass. . Does not obstruct visibility, keeps the phone in an optimal position for speakerphone calls, and ensures easy access to the mounted device. Two metal plates available. Mounting methods: - attach the metal plate with its adhesive side to the outside of the phone's back cover - place the plate between the phone's back cover and the device case - attach the metal plate to the inside of the back cover protecting the device's battery In the package: - magnetic holder - two pads allowing the phone to be mounted with the holder (round diameter 40mm, rectangle 45mm x 65mm) weight: 75g Number of pieces in a carton: 200