Add MagSafe to any device: Compatible with a wide range of smartphones and accessories. Ultra-slim design: Only 0.4mm thick for comfortable user experience. Strong Adhesion: Securely attaches to phone or case for stable use. Easy Wireless Charging: Ensures proper alignment and secure attachment for efficient wireless charging. The BASEUS Halo Series Magnetic Ring is designed to provide MagSafe compatibility with any smartphone or phone case, enhancing the convenience and functionality of wireless charging. With a simple installation process, these rings provide a strong magnetic hold, ensuring your device stays securely connected to MagSafe accessories. Highlights WIDE COMPATIBILITY: Works with MagSafe accessories (charger, wallet, car mount, battery pack, power bank, socket grips, car phone holder), and various smartphone models including iPhone 15 Pro Max, 15 Plus, 14/13/12/11/X/XS/Max/XR, iPhone 8 Series, Samsung S23/S23+/S23 Ultra and all wireless charging enabled mobile devices. Premium Material: Made of ultra-thin and lightweight rust-resistant iron pieces with strong adhesive tapes. Features rust-proof, fade-proof, deformation-proof and slip-proof protective sticker. Easy to install: Peel off the protective layer, place the metal ring on a smooth, flat surface, and align it with the wireless charger for a secure magnetic connection. Enhanced Wireless Charging: Ensures proper alignment and secure attachment for efficient wireless charging. How to use Surface Preparation: Make sure the surface is clean and dry. Apply the ring: Peel off the protective layer and then place the metal ring on the outer side of the smooth, flat phone case. Alignment: Place the ring correctly on the wireless charger to activate the magnetic attraction effect. Charging: Align your phone with the wireless charger and lock it in place for easy and efficient wireless charging.