A space saving device. The space saving device includes a housing having a front side and a rear side. A plurality of display screens are disposed on the front side, each capable of displaying a number corresponding to a workout tracking function, such as a number of repetitions of an exercise. A plurality of controls disposed on the front side can be used to control the output of the displays. A fastener disposed on the rear side and an attached lanyard allow the device to be removably attached to an exercise machine or other object. A grip material is disposed about a perimeter of the housing for facilitating easy handling of the device. The space saving device is configured to be removably attached to an exercise machine in an exercise facility to inform other users of the facility that the machine is currently occupied.