The Anker Advantage: Join the 55 million+ powered by our leading technology. Colossal Capacity: With a huge 25,600mAh cell capacity, you can keep multiple devices charged for days at a time (25,600mAh is the total of the nominal rated capacity of internal battery cells ). Charge an iPhone 11 Pro Max 4 times, an iPad mini 5 3 times, or a MacBook Air 2020 once. Unrivaled Charging Options: Equipped with dual USB-C ports for a powerful 87W charge to a single device, or simultaneous high-speed charging to 2 devices. With an additional 2 USB-A ports, you can even charge 4 devices at the same time at a combined output of 78W. Universal Compatibility: PowerCore is built using Anker’s exclusive PowerIQ technology to ensure flawless compatibility with virtually any mobile device.