This is a security wire from Sanwa Supply. The following is quoted from the Sanwa Supply website: ● Security wire compatible with both standard and Nano security slots. (Noble is not supported) ● You can set a 4-digit password. (Can be changed as many times as you like) ● The cylinder part can rotate, allowing use without putting stress on the wire. ● The wire surface is vinyl-coated to prevent scratches on the equipment during installation and handling. Wire length: Approximately 1.8m