GeoPalz Kids Digital Tri-Axis Motivational Pedometer for Walking, Running and Earning Prizes Tri-Axis Accelerometer Pedometer for kids and families with 99% accuracy Each GeoPal comes with a unique code; when registered on the GeoPalz website, users can keep track of activity and win free prizes Device stores activity for 21 days and self-tunes to recognize moderate to vigorous physical activity (MVPA) Easy clip attachment for shoes and hips Durable, water-resistant construction