The Power Bank 20K allows you to charge up to three USB devices at the same time. 20,000 mAh of power provides additional hours of battery life for your devices. The compact form factor means you can stay connected longer no matter where you are. 3 x USB port (2 x USB-C for charging the powerbank and devices, 1 x USB-A for charging devices) Supports fast charging via USB-C With overcharge, surge, over-heating and short circuit protection LED display shows battery status. Includes: USB cable (Type-C male - Type-A male, 0.3 m)