needs 4*AA Battery(dont included)

Steps for usage 1.Install the battery 2.Open the switch on the back of the mirror 3.Touch the touch screen button on the mirror 4.Long press the touch on the mirror can adjust the LED lightNote: Please allow 1-3cm error due to manual measurement and make sure you do not mind before ordering.The color of the actual items may slightly vary from the above images due to different computer screen, thanks for your understanding