... speed, distance, calorie, pulsespeed:1.6-20km/hincline:0-20%transducer:1.5Wframe:welded steel with 5mm thicknessproduct dimension ... for time, speed, distance, calories, pulse rate, couterdown. 4. CONTROL SYSTEM:AUTOMATIC VECTOR FREQUENCY CONVERSION CONTROL WITH 8 KINDS ... absorberGood option of fitness equipment for health-club treadmill 4.0 HP AC motor with automatic vector control frequency inverter ...