[Security] grade XTS 256-bit hardware encryption. No need to worry about the safety of important files. The password is entered by keys, and no trace of the password entry be left on the computer. [Compatibility] USB 3.0 supports hot swap. Compatible with embedded systems such as , and Android. Realize high-speed and stable data transmission. [Availability] No need to install. Easy to use, there is a detailed user manual. After setting the password (6-15 digits), just enter the correct password to unlock it. And the battery is successfully inserted inside to realize offline key encryption, and the password setting and input can be completed without connecting to a computer. [SUPERIORITY] When the user enters the wrong password 10 times in a row, hacker detection and protection be triggered, the password set by the user be cleared, and all existing data in the encrypted partition be destroyed. When the computer enters the state within after unlocking or is not plugged into the computer, it automatically be locked. [BUILD TO LAST]The U disk shell is sturdy and , made of zinc alloy to avoid physical cracking. It's really a great gift for business partners, colleagues and family. Material:Zinc alloy colour:As shown Package Contents: 4 x U Disk 4 x English manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.