Users can use it in their own homes, or in professional beauty centers and other institutions. Users can set different import speeds and choose suitable ball microneedles to care for different parts to achieve the best nursing effect. Microneedles will not damage the skin structure, build fine pipes, promote product absorption, achieve whitening and rejuvenation, enhance skin elasticity, wrinkle removal and other effects. For safety and hygiene, the ball microneedle head can only be used once. Using the principle that balls can roll in any direction, ball microneedles are easier to use.