An adjustable self-adaptive wrist strength training equipment, including a box, the inside of the box is provided with a first cavity, a second cavity, a third cavity, a fourth cavity, and a fifth cavity. The cavity and the third cavity are located below the first cavity and the second cavity, the fifth cavity is located below the third cavity and the fourth cavity, and a first rotating shaft is arranged in the first cavity. The beneficial effects of the invention are: the present invention is simple in structure and easy to operate, and the protection will not be triggered when the wrist exercise is performed at a normal speed. The user rotates the first rotating shaft slowly, thereby forcing the user's wrist to have enough rest time, preventing muscle damage, and also reminding the user that the speed is too fast at this time, which is simple, efficient, convenient and fast, and has strong practicability.