Note: Note: Please tear off the screen protector before you use the clock. 1. When powered by battery, press SNZ/LIGHT button, the LED will light on 5s. In 5 seconds will be turn off 2. When powered by USB cable, the LED light will stay on. 3. Can not use USB CABLE & BATTERY as power supply in the sametime. Features: *Mirror LED Digital Alarm Clock is multi-functional:Alarm clock,Temperature display,LED nigh light function,Make up mirror. *Alarm clock:12/24 hours display,alarm and doze function.It s so quiet to ensure a good sleep and best working environment, perfect nightstand, bedside or office desk alarm clock. *Mirror surface,it can be used as a make up mirror. Perfect reflection, allows you to make up such as eyeliner, mascara, eyebrows,etc. *Temperature display function:Can switch between and . Temperature range from 0 to 50 . *Smart Night Light, Can be as a bedside night light.It can adjusted brightness automatically at night. *Has 2 modes adjustable brightness. Specifications: *Item Condition:100% Brand New *Material:Plastic shell *Color: As Pictures Show *Type:Square/Rectangle/Round(Optional) Square size: 8.1*8.1*3.6cm/3.19 x3.19 x1.42 (Approx.); Rectangle size:14*5.5*3.6cm/5.51 x2.17 x1.42 (Approx.) irregular size:15.2*4.5*7.3mm (Approx.) Round:9.5cm*9.5cm (Approx.) *Powered by 3*AAA batteries(Not included),or USB devices via USB cable(USB cable is included). *5 function button:MODE, ALARM, SNZ / LIGHT, UP, DOWN *Screen Type:LED Package Contents: 1*Mirror Alarm Clock 1*USB Power Cable 1*User Manual MODEL633898165683