[1] Item: USB845 [2] Color: silver and transparent red + blue [3] Size：2.32*0.75*0.39 Inches [4] Material: metal and ABS [5] Quantity: 2PCS [6] Capacity: USB2.0 32GB (MLC flash chip) [7] Write speed: 10MB/s [8] Read speed: 19MB/s [9] Package: poly [10] Warranty: one year [11] Support windows7 / 8 / 10 / Vista / XP / 2000 / ME / NT Linux and Mac OS [12] We used H2 software to test all flash chips by copying machine. [13] With the lanyards