Fully compliant with Hi-Speed USB 2.0 specifications.
Hi-Speed Data transfer rates of up to 480Mb/s.
USB powered (no external power or battery needed).
LED indicates card insertion and data traffic.
Fits the following cards without the need of an adapter:
SD, SDHC, MMC, MMCplus, MMCmobile, RS-MMC.
Fits the following cards with an adapter:
miniSD, miniSDHC, microSDHC, microSD, MMCmicro

Specification:
Size : 57.9mm X 23.2mm X 7mm
Op. Voltage : 5V DC from USB Port 
Op. Temperature : 0C(32F) ~ 60C(140F)
Weight : 10g
Certificate : CE, FCC, BSMI
Warrany: 2-Years

SDHC Compatible