Quiet Dual Motor Bear 300 lbs Weight: THERUN treadmills for home features strong alloy steel frame and components to bear about 300 lbs, ready for for marathoners, sprinters, long distances runner and daily race trainer, 3.5 HP motors run the belt and power the incline easily, the noise may be ignored when running indoors Adjustable Auto Incline with Double Shock Absorption: Walking pad with incline equipped 15 levels of incline from 0% to 15% and speed from 0.6 MPH to 10 MPH. Both for body recovering, speed building, and endurance increasing. Inside 10 shock absorbers and 2 extra layers non-slip running board will offer enough cushioning and stability