... treadmill 1, AC motor 3.5HP, continuous 5.0HP/7.5HP peak. 2, 1. ... ~20km/h, incline 0~15% 3, Aluminum frame. DESCRIPTION AC Motor commercial treadmill1) High quality Aluminum frame.2) Special belt for ... .0HP/7.5HP peak Motor with PWM controling system, save electric power.4) Multifuctional : running.5) LED display: speed ,distance, time, calories, heart ...