* Lenovo Chromebook Duet 3 micro SD memory card reader. Plug it into the port on your Lenovo Chromebook Duet 3, then attach your Micro SD card. * Use the Micro SD, TF card reader to import photos directly from your micro SD card to your Lenovo Chromebook Duet 3. * It's the perfect accessory to go with your Lenovo Chromebook Duet 3.