1. Size: 6.2 x 5.77cm
2. Material: Zinc alloy+silicone+N52 magnets(14 pieces)
3. Technology: Metal CNC+electroplating, silicone molding
4. Stable attraction with 14 magnets, for Apple MagSafe technology
5. 360 degrees free rotation, flip and fold the ring freely in all directions
6. Flip open to charge without removing, never affecting charging speed
7. Soft silicone ring, pull freely to protect fingers