This 1.0m (3.3ft) USB 3.1 (C) male to USB 3.0 (A) male black adapter cable will allow your USB 3.1 (C) equipped MacBook®, laptop or PC to plug into any USB 3.0 (A) device such as printer, external hard drives, tablets or any other USB (A) equipped device. Reversible USB Type (C) makes it easy to connect without having to see which side is up or down.