Hama USB Stick "Uni-C Rotate Pro", USB-C 3.1, 256 GB, 90 MB/s, Silver - High-quality, robust metal casing - Removable memory with USB-C 3.1 Gen 1 technology for unlimited writes and rewrites. - With swivel mechanism - High-speed flash drive - Suitable for computers, smartphones and tablets with USB-C port - Can be attached to a keyring etc. System requirements: - Operating system: Windows 10/8/7 and Mac OS 9.x or later - OTG-enabled smartphones, tablets and other devices with USB-C port