Unique 5-inch touch screen High-performance wall-connected sliding structure design, free to adjust the angle, more convenient to use. There are four kinds of light source output options: blue light, red light, blue light + red light + purple light, blue light + purple light. Users can choose the required treatment time according to their needs, time adjustment arrange: 1-30 minutes. With time working counting function, and equipped with electronic lock, users can use electronic lock to clear working time › See more product details