Multifunctional exerciser Function and placement: This device serves as an arm and leg exerciser. It can be placed on your lap or on a desk/table in front of you to train the joints of the hand. After a long period of implantation, you need to do some exercise to activate the leg and stimulate your blood circulation. Antispasmodic design: If the leg experiences cramps, the rehab machine will automatically stop working to protect the user. Forward and reverse rotation: Dualaxis forward and reverse rotation are supported. Modes: It offers two training modes, active and passive. The user can choose active or passive training according to the actual situation. Practical use scenarios Office or study breaks: Place the device on your desk or in your lap to train hand joints and promote blood circulation during long periods of sitting. Home rehabilitation: Use the two training modes to tailor intensity according to your condition, combining active and passive movements as advised. Comfort and safety during leg cramps: The antispasmodic autostop feature provides protection if cramps occur.