You can place it under the desk and use it while working without handrails. With a speed range of 0.6-7.5 MPH (1-12 KM/h), it supports working while walking at 0.6-1.5 MPH (1-3 KM/h), casual walking at 1.5-3 MPH (3-6 KM/h), steady jogging at 3-6.2 MPH (6-10 KM/h), and efficient running at 6.2-7.5 MPH (10-12 KM/h).