Product Name: Bracelet USB Flash Disk Model Number: KF-U-55 Place of Origin: China Features: 1) Aseismatic and moistureproof 2) Prevents electromagnetic interference 3) No software driver required (Windows2000 / Me / XP) 4) Supports all USB version 1.1 or 2.0 devices 5) Capacity: 128MB~4GB 6) Net weight: 15g (approx.)/pc