MagSafe Lithium-ion Battery fot magsafe supported devices

Capacity: 5000 mAh Lithium-ion Battery | Type-C Connector Power Source: Battery Keeping the MagSafe Battery Pack attached to your iPhone 14, iPhone 13, and iPhone 12 is simple thanks to its compact, user-friendly design. It also automatically charges, eliminating the need to turn it on or off, and it does not interfere with your credit cards or key fobs. If you are at your desk and need a quick boost, you can connect a higher-than-20W power adapter to charge the battery and your iPhone even more quickly. Additionally, you can use the MagSafe Battery Pack to track the battery life of your device.