The Belkin BoostCharge 10,000mAh magnetic power bank is a MagSafe compatible charger that delivers up to 7.5W of rapid power wirelessly, or up to 18W when your device is plugged into the USB-C port. The BoostCharge charger can also be used as a power bank. The battery fully recharges in under 3.5 hours, providing up to 34 hours of iPhone video playback.