Features: Using 32bit CPU designing, high integration and reliabled performances. Connecting to the device through the floppy drive port, easy installation and use. Using a universal USB flash drive, no special processing is required. Supports files in the root directory of the USB flash drive and 999folders. Appearance: The same size as ordinary 3.5inch floppy drive, and the installation hole position is the same as the floppy drive. Not suitable for devices with ordinary floppy drive, but suitable for special devices and dedicated devices. No technical support is available, please be careful Specifications: Model: SFRM44-U100LQD-435 Chip： AT32F435RGT7 With rotary knob for adjusting files. It can only be used after the configuration file is set. Color: Black/Gray Component:ABS Size：about 14.5x10cm/5.71x3.94in Package Includes: 1PC Floppy Drive Emulator note: Due to problem of lighting,there might be tolerances in product, please understand. Please allow 0-1cm error due to the measurement It may have different appearances, but will not affect the use