MagSafe is a wireless charging system that uses magnets to align an iPhone's charging coils with the charging pad's. The Apple MagSafe Battery Pack is a must-have for iPhone users. With a capacity of approximately 5,000mAh, it can fully charge your iPhone with just one use, making it an ideal accessory to carry with you on-the-go. Additionally, the battery pack can act as a 15W charger when connected to power, ensuring that your device is always powered up and ready to go. Don't miss out on the convenience and peace of mind that the Apple MagSafe Battery Pack provides. pack attaches magnetically to the back of the iPhone and charges it automatically. It stops charging once the iPhone reaches 90% to maintain efficiency. It's work well with Iphone 12 and above but also supports Iphone 8-11