A5=Overall size: 150*240mm Working size: 149*210mm  
  A4=Overall size: 233*335mm Working size: 233*310mm 
 
  Thickness: 3.5mm  
  Interface: USB  
  Voltage: 5V  
  Power: 1.5W  
  Color temperature: 8900k  
  Material: acrylic  
 
 
  A5 1: non adjustable + dedicated USB cable (self provided power supply)  
  A5 2: stepless dimming + special USB cable (self provided power supply)  
  A5 3: three gear dimming + special USB cable (self provided power supply)  
  A5 4: dimming + special USB cable + original power distribution 
 
  Light source: LED     Specification：   
 
    
 
  Thickness: about 0.35cm  
 
 
  Material: Acrylic 
 
  Light source: LED 
 
  Adjustable light: L1-L2-L3 
 
  Voltage: 5V 
 
  Power: 2.2W 
 
  Packing Included:1*LED Drawing Board,1*Usb Cable