The incline design more realistically simulates climbing scenarios than other regular treadmill, burning more calories, you can personalize your workout based on your fitness level and preferences. 3 IN 1 WALKING、WORKSTATION & RUNNING: 3-in-1 folding under desk treadmill with running mode speed from 1 to 12 km/h, workstation mode speed from 1 to 6 km/h and walking mode speed from 1 to 6 km/h, it's perfect for walking, jogging, working and running.