A grade flash memory chip Plug-and-play - no need to install any software Flash memory capacity: 1GB, 2GB, 4GB, 8GB, 16GB, 32GB, 64GB Operation systems: Win2000/XP/Vista/7, Mac OS 8.6-10.13.2  Shaking and electromagnetic interfering resistant  Secure data storage for long lifespan: more than 10 years  High speed of data reading and writing: read 6-15MB/s, write 3-8MB/s All models support USB2.0 selected models support USB3.0 Logo treatment: silk-screen, doming, laser engraving, digital printing We provide 12 months quality warranty Packing Bulk packing/white box for standard models Gift box/blister box based on customers’ needs Custom design box as per order demands. Export packing: PP bag-unit box-inner carton-export carton Delivery Shipping methods: DHL, UPS, FedEx and more Delivery lead time: 7-10 days after payment confirmed