Choose between a flat surface for casual walking or a slight incline to enhance calorie burn and strengthen leg muscles. Transform Your Fitness Routine with the Ultimate Walking Pad Treadmill. 3 Modes Walking Pad Treadmill: Tailor your workout with speed options ranging from 0.5 to 4.0 mph, including working mode (0.6-1.5 mph), walking mode (0.6-2.5 mph), and running mode (2.5-4.0 mph) to suit your fitness needs.