1) Hot swappable/Plug and Play 2) Draws power directly from USB port 3) Read or write SD/MMC card reader

Model: SJSD-2

Single slot--read or write SD/MMC card reader

* Support USB 2.0

* No driver needed (except windows 98)

* No external power supply required

* x1/x4/x8 data transmission

* LED will flash to indicate the operation status

* Working power supply: 5V DC (supplied by computer through   USB port)

* Support SD v1.0/v1.1/v2.0

* Support MMC v3.X/v4.0/v4.1/v4.2

* Need use adapter to support Mini SD/Micro SD/T-FLASH/MMC Micro

Package

* MEAS: 720(L)×440(W)×220(H)mm

* N.W.: 8.6kg

* G.W.: 9.6kg

* Q'TY: 100pcs

read or write SD/MMC card reader