THUNDER 10000 is the portable battery charger with an excellent capacity to size ratio: the latest generation cylindrical cells concentrate more energy in small volumes, allowing more complete recharges of the device without compromising the portability of the Power Bank.Thanks to the advanced technologies it is equipped with, it ensures high charging performance: the 20W USB-C Power Delivery port guarantees the maximum charging speed for iPhone 12 and later versions, while the adaptive 18W USB port is ideal for the fast charging of Samsung, Huawei and other Android devices.It is designed to ensure the best performance: the non-slip painting and the soft touch material coating provide a solid grip and are pleasing to touch.