XCSOURCE Multifunction Electronic Digital 3D Pedometer Sports Tracker for Walking Steps, Calorie & Miles Counting with 7-Day Memory AC340 An easy-to-use accurate activity tracker, improves your health through exercise by taking more steps. It's compact size and large display make it a smart pedometer choice for men, women, kids and the elderly. This beautifully styled pedometer adopts the latest 3D Tri Axis technology for accurate monitoring. The buttons prevent accidental resets, so you don't lose your progress. 7 Days Recall Memory and Auto Shut Off function.