Mitsumi 3.5" 1.44Mb Compact Floppy Disk Drive Dark Grey 1pk bulk. Access time: 94 ms, Drive device speed: 300 RPM, Track to track seek time (read/write): 3 ms. Data transfer rate: 0.3 Mbit/s. Dimensions (WxDxH): 101.6 x 144 x 25.4 mm, Weight: 0.33 kg, Size: 88.9 mm (3.5 ")