Python Trend One Metal Ring Compatible with MagSafe Sticker Designed for iPhone 12~17, Circle Magnetic Magnet Adapter Rings for Phone Case (Black)

From the brand

External Case Attachment Only – Designed to be mounted on the outer surface of your phone case for optimal magnetic connection. Placing it inside the case may reduce effectiveness.
High-Performance Magnetic Response – Made from a specialized ferrous metal alloy, it delivers strong magnetic adhesion for compatible magnetic accessories.
Enhanced Magnetic Pairing Required – For best results, pair with high-strength magnet accessories. Weak magnetic accessories may reduce performance.
Compatible with Certified Wireless Chargers – Ensures safe and efficient charging. Non-certified chargers may lead to overheating or unreliable power transfer.
Includes Installation Kit – Comes with everything needed for a secure and precise setup, ensuring long-lasting hold.