ADJUSTABLE BRIGHTNESS LIGHT UP MIRROR: built-in 21 PCS LED Bulbs, which it is safe to eyes and adjustable of the brightness by LONG PRESSING sensor switch. You can make up you in poorly light, without disturbing others. 4 PANELS MAKEUP MIRROR WITH LIGHTS: 1X flat mirror with 2X 3X and 10X magnification spot design, makes sure every detail of your hair and makeup perfectly in place, especially working well for eyeliner, eyebrows , etc. The 10X Magnification is some other sellers didn¡¯t have.