Premium Step Counter Pedometer 3D for Walking with Lanyard - Simple Easy to Use - Get Healthy Have Fun STEP COUNTER - Simple and Easy to Use ACCURATE PEDOMETER - Silent 3D Tri Axis, accurately counts your steps. Can be conveniently placed anywhere, in a pocket, bag, or hung around your neck with the included leash. It is ready to use straight out of the box, no setup needed EXTRA LARGE DISPLAY - Large type full screen display to easily read your steps at a glance STEP COUNTER - Up to 99,999, has a Reset button to Zero the Steps BATTERY INCLUDED - CR2032 Battery should last approx. 1 year. Pedometer auto sleeps when you are not moving and auto wakes and counts steps as soon as you start moving