USB 2.0 (full speed) EMI compliance: FCC (class B), CE Capacity: 128 and 256MB, 1, 2 and 4GB Speed: 8Mbps (read), 7Mbps (write) Drivers: Only Windows 98, SE needs the driver Operating current: Above 104mA Suspend current: Below 86mA Data retention: Over 10 years LED indicator: Light flashing when reading and writing data Operating temperature: 0 to +55 degrees Celsius Storage temperature: -20 to +55 degrees Celsius Operating relative humidity: 20 to 90% Storage relative humidity: 20 to 93%