Usb Flash Drives 32Gb Bosexy Thumb Drive Swivel Bulk Memory Stick Pendrive With Led Indicator Mix Color, Black/Blue/Red/Green/Purple (5Pcs, 32G Each)Write Speed of USB Drive:5mb/s-8mb/sReading Speed of USB Stick:12mb/s-18mb/sOperating Temperature of USB Flash:32?F to 140?F (0?C to 60?C)Storage Temperature of USB Memory:-4?F to 185?F (-20?C to 85?C)..