Smart Cranes used for lifting black metal objects, it is widely applied in mechanical processing, marine engineering machinery, and mold manufacturing industries. The intelligent hoist is a magnetic device made of rare earth permanent magnetic materials, lithium batteries, and a controller, possessing strong magnetic force and adhesion. It is typically employed in the industrial production for metal adsorption, positioning, conveying, and separation, finding extensive applications in fields such as machinery, electronics, precision instruments, and more.