(1)That’s just a metal plate, not a magnet.
(2)The metal plate itself not magnetic, especially used for a magnetic phone holder.
1.Type: Iron Plate
2.Material: Manganese steel material
3.Compatible Model: For Magnetic Phone Holder
(1)one Circular plate for non-removable battery doors (stick onto the back of the phone)
(2)one square plate for removable battery doors (place in between battery and battery door)
(3)Manganese steel material, original iron plate for magnet phone holder, good quality, not to hurt the hand.