Features: If the security disk is not inserted into the computer for 5 seconds after the security disk is unlocked, the disk will be automatically locked and needs to be unlocked again when using it.The security disk will automatically enter the locked state after 10 minutes of inactivity on the computer. USB 3.0 support hot swapping. It is compatible with Windows, Mac, Android and other embedded systems. Achieves high-speed and stable data transmission. When the password is entered incorrectly for 10 consecutive times, the security disk will automatically reset, and the stored data and password will be erased. At this time, you need to press the unlock button to unlock the lock and enter the original password before you can continue to use it. 100% brand new and high quality Military grade 256-bit hardware encryption. The password is input by pressing the keys, leaving no trace of password input on the computer, no need to worry about the security of your important files. The shell of the U disk is solid and durable, made of AES zinc alloy to avoid physical force cracking.t is really a great gift for your business partners, colleagues and family. Package Includes: 1 X USB3.0 Password Memory Stick Specifications: Product Type:USB3.0 Password Memory Stick Interface Type: USB 3.0 Material: Metal Color:Black Capacity:64G /32G /128G / 256G (Optional) Size:Approx 7.9x2.6x1.15cm/3.11x1.02x0.45in Read Speed: 180MB/second Write Speed: 50MB/second Data Transfer Speed: 50MB/second note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment. No external power supply requird.