The best double line display pedometer for walking, hiking and/or jogging. Accurately measures your distance, steps (including steps per minute and miles per hour), calories, speed, and time actually spent exercising. Seven (7) day memory keeps your activity for the past 7 days -- all instantly recallable. Time of day clock keeps you on time. Scan feature shows you all your information without having to push a button. Automatically shuts 'off' when there's no activity, 'on' when there is.