Chain case for nano usb device-SRender Blender 2.91Edge split. PBR materials.3d printingI divided the elements into groups in case of the desire to change the color. In rar file.I used a silver tape.The housing / cover for micropendrives or other carriers / storage media that are the size of micro USB sticks, e.g. a mouse transmitter.The size of the removable storage media head should be verified. Edit the size in the holder in case of larger sizes or simply fill the empty space to the stiffness of the carrier in the holder.I prepared the mounting hole for the device as in a colage.