3 Pack Black Universal Metal Ring Plate,Magnetic Conversion Sticker Compatible with Wireless Charger, Suitable for iPhone Galaxy Pixel Smartphone Cases

Upgrade Ordinary Phone Cases to Magnetic Wireless Charging Compatible This 3-pack black ferromagnetic metal ring effortlessly upgrades common phone cases to support full magnetic wireless charging functionality, greatly enhancing magnetic suction strength for stable connection with various magnetic wireless charging accessories. It works perfectly with magnetic wireless chargers, magnetic card holders, magnetic power banks and more. Universally compatible with iPhone 12/13/14/15/16/17 series and most mainstream Android smartphones. Please note, this is a pure ferromagnetic metal ring without built-in magnets; remove the surface protective film before installation and use. Ultra-Thin Lightweight Design & Accurate Installation Boasting an ultra-thin and streamlined build with finely polished smooth edges, these magnetic rings add zero extra bulk to your phone, ensuring a slim profile and comfortable hand grip while preventing scratch abrasion. Equipped with a professional alignment positioning tool, it enables fast, centered and error-free installation. For best results, apply the ring on a clean, dry, smooth and flat surface. The ring can be removed after pasting but cannot be repositioned. Multiple precise cutouts on the positioner perfectly fit all iPhone 17 models for a seamless custom fit. Premium Ferromagnetic Steel for Ultra-Strong Magnetic Lock Crafted from high-density durable ferromagnetic steel, these metal rings deliver outstanding and stable magnetic adsorption performance. They can perfectly align and tightly lock with all magnetic wireless charging-compatible accessories, forming a solid anti-slip connection. Effectively preventing your phone from slipping or falling during wireless charging, outdoor carrying and daily use, the premium material maintains consistent magnetic strength and long-term durability without attenuation after long-time use. Dual Wireless Charging Compatibility & Clear Use Specifications Features dual compatibility with both standard magnetic wireless chargers and universal regular wireless charging pads, realizing magnetic charging function upgrades while retaining daily ordinary charging flexibility. Proper center alignment during standard wireless charging is recommended to avoid overheating. Strictly compatible only with smooth PC and TPU phone cases without anti-slip coating. Not applicable to bare phones, leather cases, liquid silicone cases, or the inner side of any phone case, which will lead to magnetic force failure. Complete Package & Standard Use Guidelines Each package comes with 3 pieces of all-black magnetic wireless charging metal rings, fully meeting daily use and replacement demands. For optimal magnetic performance, always attach the metal ring to the outer surface of the phone case instead of the inner side. Note that this auxiliary magnetic ring is unnecessary if you already equip with matched magnetic car phone holders, avoiding redundant installation.