Ensures days of uninterrupted power supply. Baseus latest magsafe battery pack outshines older versions capacity of 6,000mAh and 10,000mAh. Lab-tested,this 20,000mAh portable power bank can charge an iPhone 12 up to 4.3 times, an iPhone 13 up to 3.6 times,an iPhone 14 Pro Max up to 2.6 times, and an AirPods Pro up to 26 times.  20,000mAh Capacity Seamless Charging Skin-like Touch 2-Device Charging Recharge While Charging Airline Approved Multiple Safeguards Power for 2 Days: Upgraded 20000mAh power bank provides electricity to charge your iphone, ipad and other electronic product devices for 2 days. Designed for iPhone 12/13/14 series: iPhone 14, iPhone 14 Plus, iPhone 14 Pro, iPhone 14 Pro Max, iPhone 13, iPhone 13 Pro, iPhone 13 Pro Max, iPhone 13 mini, iPhone 12, iPhone 12 Pro, iPhone 12 Pro Max, iPhone 12 mini ( Note: The product has Twice the capacity of 10000mAh, so it will be slightly thicker compared to lower capacity power bank.) Warm Tips: The MagSafe function is only support iPhone 12/13/14 series and is not compatible with older models. So please make sure your phone is iPhone 12 or newer or use it with MagSafe case. This power bank’s capacity has been upgraded to 20000mAh, so the product will be slightly thicker compared to lower capacity power banks. Using MagSafe wirelessly charging up to 7.5W, use the USB-C cable for charging up to 20W. A USB-C to USB-C cable is included in the package, please note that this is not suitable for the iPhone interface, you need a USB-C to lightning cable to charge the iPhone wiredly. Heat generating totally common when using any Brands power bank to charge, as energy is lost, converted into heat, and dissipate.