The Thunder 10000 is a very compact portable power bank with an excellent capacity-to-size ratio. The latest generation cylindrical cells enable a more complete charging of the device and complete portability. Thanks to advanced technology, it ensures high charging power: the 20 W USB-C Power Delivery port guarantees the highest charging speed for iPhone 12 and newer versions, the adaptive 18 W USB port is ideal for fast charging Samsung, Huawei and other Android devices. Backup power is designed to ensure the best performance. The non-slip surface and soft touch material coating provide a firm grip