Supports hot plug & play, High speed USB 2.0 port No physical drive required Plug-and-play; no external power supply required, USB bus-powered Support all current computer systems speeds vary depending on types of file being ferred and computer configuration.<br><br>Write Rate:3-10 Mb/S Interface USB 2.0 Excellent USB Memory stick in excellent condition Warm Tips: To avoid data loss or mechanical damage, do not power down your computer or unplug flash disk during fer. Please do not remove your USB flash drive when it is being used otherwise your data may loss. After using USB flash drive, it is better to remove it as soon as possible. That helps to extend its storage . Please do not format your USB flash drive frequently, otherwise the USB be easily. Color: Silver Material: Metal<br><br>Package Contents: 1 x 128G Pen Drive<br><br>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.