DESC: Features of the product: "Aerobic Step" function helpful for building your health, - The unit can measure the number of "aerobic steps" (continuous steps taken for more than 10 minutes), which can be considered an effective exercise to burn body fat. Number of steps can be measured even during jogging. By attaching the unit to your belt or the top of your pants with the supplied holder, the number of steps during jogging can also be measured. Convenient memory function that can show the data of seven days. The memory function supports the management of daily walking. Dual display function that can show both the time and the number of steps simultaneously. Counts Steps Counts Calories 7 Day Memory Counts Distances in Miles Counts Aerobic Steps Time of Day Tracks Zerobic Walking Time 1 Year Warranty Contains: 1 Digital Premium Pedometer 1 Pedometer Holder with Spring Clip 1 Pedometer Strap 1 Clip for Strap 1 Battery Screwdriver 1 I