Products - Weight Management / Model HJA 300   Keep fit and active with our Jog Style HJA-300 Activity Monitor. It is an Activity Monitor to track the more intense exercises such as jogging and running. The new Jog style measures your physical activity, helps you in your dieting regime and motivates you to reach you daily walking and activity targets.   Step Counter - Model HJA 300 JOG style HJA-300 Activity Monitor Features Works in pocket or bag Easy to read LCD display Super slim, lightweight     Functions Workout (Jogging) Mode:   - Distance - Duration - Average speed Calories burnt Fat burnt Total steps 7 day memory Stride length measurement mode Time Display     About Active Engine   Active Engine is an exclusive technology designed by OMRON to measure physical activity intensity to provide a more accurate calculation of calories and fat grams burned.   How HJA-300 works?