... ,USB 2.0 SD Card Reader 2,Support SD/MMC/SDHC/TF/Micro SD 3,Working temperature: -20 to 65c SD Card Reader, Suitable for ... and Palmtops Slimmest design, convenient for carryingFully supports SD memory card reader and writerFor PCs, Notebooks, palmtops, PDAs with USB portReader ... and writer supports: secure digital card, MMC, mini SD and RS-MMCNo external power required Printed ...