A. Functions: - Time (TIME): Press the MODE key to display the time. This value represents the total time from start to end. - Speed (SPEED): Press the MODE key to display the speed. This value represents the current speed of the movement. - Distance (DISTANCE): Press the MODE key to display the distance. This value represents the movement distance from start to end. - Calorie (CALORIE): Press the MODE key to display the calorie. This value represents the energy consumed from start to end. - Pulse (Heart rate, PULSE): Press the MODE key to display the heart rate. Hold the heart rate handles with both hands for about 3 seconds, and the display will show the natural heart rate value. B. Color: Black C. Material: ABS D. Package contents: One rowing machine counter Only the above package contents are included, and no other products are included. E. Precautions: Light and different displays may cause slight differences between the color of the item in the picture and the actual product. The allowable measurement error is plus or minus 1 - 3 cm.