Large screen, small, light and easy to carry-Memory function: 7 day steps / distance / calorie history and tracking data-Sleep function: Sleep mode is activated in 1 minute

Step counting:  Varying 0 ~ 99999 steps  Counting calories:  Varying 0 ~ 9999.9 CAL  Sports time: 0 ~ 1440 minutes  Distance calculation:  Varying 0 ~ 999.99 km Battery: DC 1.5V button cell (included)