The Powerology Thunderamp 30000mAh Power Bank in Gray is a large-scale and portable charging solution that can power all your devices. As the world's largest power bank of its kind at a whopping 30,000mAh capacity (111Wh), the device supports the fastest charging among other power banks, giving you PD 140W through USB-C1 and PD 100W on USB-C2 and USB-C cable outputs. Its multi-device charging feature allows, among others, laptops and smartphones to be charged at the same time. The intelligent TFT screen that is built in shows you the status of the power bank in real time, and the brightness control feature allows you to set the display according to your preference. A 7-battery cycle is part of it for improving longevity and efficiency. The various output combos—like PD 140W + PD 65W (205W max)—are free of charge, eliminating the need to choose a single suitable option for your entire charging requirements. The Powerology Thunderamp is always providing reliable and effective charging for all your devices, whether you are traveling or at home.