Velleman digital clock kit velleman k8089 a kit of parts for you to build a digital clock with a 57mm high 7 segment display when the time matters the velleman k8089 digital clock kit offers a timely solution the easy to read digital display can be used to display the time in the workplace or in commercial premises the words open closed can also be displayed if desired velleman k8089 57mm 7 segment digital clock electronics kit