1. Integrated digital programming timer to ensure the correct use time for users. 2. The beauty effect is fast and obvious. With an internal reflector to ensure high irradiation intensity and shorten the beauty time. 3. The light source adopts a special UV lamp with high stability and long life. 4. Small size, light weight, simple operation, easy to carry, and you can do beauty skin care at home. Why choose narrowband UVB? There are two types of UVB beauty skin care, broadband and narrowband. The main difference between them is that narrowband UVB light releases a smaller range of ultraviolet rays. Narrowband UVB is similar to broadband UVB in many ways. Several studies have shown that narrowband UVB is more effective than broadband UVB. It may also be used less frequently for beauty skin care per week than broadband UVB. Voltage: AC220V Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on Colour:White&Black Material:ABS Package Contents: 1 x Skin Beauty Device 1 x Plug Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.