RUICHENXI 256GB USB Flash Drive Keyring Memory Stick Pen Drive Waterproof Keychain USB Flash Drive

Specifications: Write Speed: 15MB/s 50MB/s Read speed: 70MB/s - 100MB/s Interface: USB 3.0. Fully backward compatible to USB 1.1 Chip: Grade A, original brand, time and time again for 100.0000 time. Operating temperatures: 32º F to 140º F (0º C to 60º C). Storage Temperature:-4º F to 185º F (20º C to 85º C). Compatibility: Desktop, Laptop, Tablet, Speakers and all with USB port that all...