DimensionsSquare Plate: 65 (H) x 40 (W) x 1 (D) mm
3M Tape25 (H) x 25 (W) x 1 (D) mm
Round Plate30 (H) x 30 (W) x 1 (D) mm
The all-in-one replacement accessory pack is all you need to get your previous magnetic mount working again. It comes in all different kinds of packages.
Metal Plates: Used at the backside of your phone device to be compatible with all sorts of magnetic mount mobile holders.