Feature:1. Automatically turn off the screen to save power and worry, you can wake it up when you use it again, and the screen will automatically turn off after a period of stopping exercise, and the screen can be turned on when you exercise again.2. The waist board with counting device, with clock, positive counting, positive timing, negative counting, countdown, calorie counting and other functions.3. With this twisting plate, you can wriggle your waist to make your abdominal muscles, buttocks, and thighs slimmer. It can also massage your feet and stimulate blood circulation.4. You can burn calories effectively using this plate, which is a good combination of the advantages of aerobic exercise.5. Fitness tool is easy to carry and store, you can use it at home or take it to the gym, and now continue to exercise your figure.Specification:Item Type: Waist PlateColor: BlueWeight: Approx.907g/32ozMaterial: PP+LatexBattery Model: 2032Accuracy: +5% or -5% (According to the Tester)Battery Capacity: 210mAhBattery: 1 x Button Battery (with Battery)Function: clock, positive count, positive timing, negative count, countdown, calorie count and other functions..Package List:1 x Waist Plate1 x Manual