Number of simultaneously connected devices (max): 3 Black Mobile phone/Smartphone, Tablet Charging source: USB 20000 mAh USB Type-C connector 1 pc(s) On-the-Go PowerPlug into a powerful, portable charge with our Power Bank 20K. It provides power through its USB-C port and dual USB-A ports, allowing you to charge up to three devices at the same time. 20,000 mAH of power provides over 75 additional hours of battery life for your devices, so you can stay connected longer no matter where you are. Available in 3 stylish colors, this compact power bank also comes with a USB-A to USB-C cable for immediate, out of box use.Up to 78 Hours of PowerKeep on connecting, streaming, and playing. Our Power Bank provides an additional 78 hours of extended battery life for your iPhone or Galaxy devicePower 3 DevicesPlug into portable power for up to three devices at the same time with its USB-C port and 2 USB-A ports.Cable IncludedStart charging immediately. Our Power Bank comes with a USB-A to USB-C cab