Supports USB 3.0 high speed 5 Gbps transfer rate. Stress tested charging cable over 10000 times for tough use, Carry it with you, keep it at your desk, or replace the one you lost so you're always able to connect and charge when you need to. Works with any of your existing USB-based power sources – wall, auto or computer – for convenient charging when you need it. USB type C connector for high speed charging with your latest Type C compatible devices.