Features and functions: 1. Control the electric actuator to operate the bed surface upright through the handheld operator, which is convenient and quick. 2. The bed surface can be continuously adjustable within the range of 0°～85°, and the upright angle is intuitive and visual. 3. Equipped with mechanical lifting casters, easy to move in close proximity. 4. Legs, waist and chest are equipped with protective belts to prevent people from slipping and tilting during the upright process. 5. The top is equipped with a pull handle to facilitate the movement of push and pull. 6. Pendulum can support the elbow and facilitate the activities such as games and entertainment. 7. The quality of the trainee is firmly carried by the foot pedal.