The key has a metal housing and a rotating metal cap. It is available in several color versions. It has (USB A) and a smaller (USB C) connector for connecting to mobile devices. It is suitable for modern phones, tablets and computers that have a USB C input. It supports the USB 3.1 standard - higher writing and reading speed compared to classic USB keys. We can print or engrave on it. Suitable for operating systems: Windows, MAC, Linux, Android...