Dimension：24×32×2.1 mm Operation Volts：2.7 Volts – 3.6 Volts Weight:2g The Kingmedi SD card features with its small size, lightweight is fully compliant with SD card and CPRM standard. Due to its high compatibility, Kingmedi card can fit efficiently in all your digital devices, including Personal Digital Assistant (PDA), Digital Still Camera (DSC) and MP3 player * Support the interface of the Secure Digital Card Standard. * Support Error Correcting Code (ECC) function to detect and correct errors. * Support In System Programming (ISP) function to load the firmware. * Supports power down commands and sleep modes * Non-volatile storage（no battery required） * MTBF > 1,000,000 hours * Low weight * Noiseles * Low profile