ADATA 256GB S102 Pro Advanced USB 3.0 Flash Drive, Speed Up to 200MB/s (AS102P-256G-RGY) Ready Boost: Yes USB Specification: USB 3.0 Color: Titanium Grey Read Speed: up to 100 MB/s Write Speed: up to 50 MB/s Dimensions: 61.8mm x 18.7mm x 10.7mm Weight: 13g