[Advanced Technic] The 3D step counters uses the latest 3D Tri-Axis Sensor technology to track your daily activity with superb accuracy. And It can shows the estimated calories burned. [A Pedometer only Track Steps] Non-Bluetooth,No Time,No complicated settings,Just take it and start your walking [Data Storage] 7 days memory, automatically stores up to 7 days of activity so you can keep motivated and track your progress. The pedometer automatically resets at midnight so you can easily track your daily steps, distance and activity. [Creative Design] No lanyard or clip required,Just hook it to your belt loop,you can also put it in your pocket or bag. Simple design makes it easy to use. [Large Display & Easy to Read] The pedometer comes with an easy to read display that shows huge numbers. Bright LED backlight allows you to check your steps or time in dim environments. Suitable for all ages (adults, seniors and children). Size:76.5*40.5*11mm