The Adernex 4In1 Manual Treadmill has a maximum speed of 14 km/hr and an incline range of 0-15%, which allows users to customize their workouts according to their fitness levels and goals. It also has a large LCD display that shows various workout parameters such as speed, time, distance, calories burned, and heart rate. This Adernex 4In1 Manual Treadmill has a sturdy build and can support a maximum user weight of up to 110 kg.