NITECORE NB10000 Gen4 Ultra Lightweight Carbon Fiber Power Bank 10000mAh Mobile Powerbank Dual USB-C 22.5W Fast Charge

Please note:The power bank belongs to 10000mAh, but the labeling method is different. The NB10000 GEN4 is composed of two 3.9V battery cells connected in series, so the voltage doubles to 7.8V. Conventional power banks are labeled as 3.9V, and 10000mAh is approximately equivalent to 7.8V and 5000mAh ?39Wh?