This 5.0 - metre computer lead features a 9 - pin DB9 plug on one end and a 9 - pin DB9 socket on the other. Part number is CL221. It's a straight - through cable with all pins wired properly. Ideal for extending serial mouse, modem, or serial printer leads. It can also be used with some guitar effects pedals. We've been in the appliance parts business, serving both trade and retail customers, for over 25 years. You can buy with full confidence.

Using this cable is easy. Just plug the DB9 male end into the device that has a DB9 female port, and plug the DB9 female end into the other device with a DB9 male port. When using it for a serial mouse, modem, or printer, make sure the devices are turned off before connecting the cable to avoid any electrical issues. For guitar effects pedals, simply connect as needed. As for maintenance, keep the cable away from sharp objects to prevent cuts. If it gets dirty, you can gently wipe it with a dry cloth. Don't bend the cable too sharply or twist it tightly as this may damage the internal wiring.