Stamina Manual Treadmill is a very quiet, self-powered treadmill that lets you set your own workout pace by virtue of your own hard work. It is a 42-inch-long walking/running deck which easily accommodates both long and short strides. A multi-function, battery-operated monitor tracks the distance, time, speed, and calories burned while operationing. This unit has a heavy-duty steel frame; 2 incline positions (8 and 10 degrees); folds for storage, and measures 46.5 x 43.5 x 26 inches.