Feature: Using high-tech chip, fingerprint unlocking is more convenient, and files are more secure. Fast and sensitive fingerprint recognition, and it only takes a few seconds to unlock. Made of Metal, it is wear- and has a long service life. USB 3.0 connector, provide more stable transmission performance. Plug and play, simple and convenient. and portable, you can easily carry it with you. Specification: Product name: fingerprint USB flash disk Capacity: 128GB Chip: IC fingerprint module Material: zinc alloy Interface type: USB3.0 Support system: / OS and Android 6.0 or above Application: store and backup , music, pictures, documents, software, etc Material: Metal colour: Silver Package Contents: 1 x Fingerprint USB Flash Drive 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.