Rabbit Bunny USB Flash Drive Available capacity: 16G 2.0 Memory Sticks. Rabbit Bunny USB Memory Stick Packing with Friends Forever metal gift box. Chip: High quality flash Chip Interface: USB 2.0. (Backwards compatible to USB 1.1) Writing speed: 3MB/S-8MB/S Reading speed:5MB/S-13MB/S Operating Temperatures: 32ºF to 140ºF (0ºC to 60ºC). Storage Temperatures:-4ºF to 185ºF (-20ºC to 85ºC). Storage Lifetime: More than 10 years. Durability: More than 3000 times read and write. Operating System: Supports Windows 10,Windows 8,Windows 7,Vista, XP Linux, Mac OS 10.3 and above. Compatibility: Desktop, Laptop, Tablet, Speakers & all with USB port that allows for data tranmission. Performance: Good performance in digital data storing, transferring and sharing with families, friends, workmates, clients and machines.