brand new and high quality Features: Power supplied by USB cable, convenient to access to any USB port like computer, USB plug or even power bank. Lightweight and large size with illuminated space, convenient to draw the pictures, handwriting, and other activities. High transparent panel with great toughness and durability. Stepless dimming /3-speed dimming for you choose., the light is eye-protecting and efficient. You needn'for t install any software, insert the plug and turn it on, let's start the for creative work. Specification: Dimming Type: Stepless Dimming / Three-level Light Source: LED Working Voltage: for DC 5V Interface: Micro USB Material: Plastic A3 Size: approx.47x33.5x2cm/18.50x13.19x0.79in A4 Size: approx.33.5x23.5x2cm/13.19x9.25x0.79in A5 Size: approx.15x24x2cm/5.91x9.45x0.79in USB Cable Length: 2m(The actual length of the USB cable is subject to error.) Color: As pictures shown Quantity: 1 Set Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x LED Drawing Board 1 x USB Cable (other accessories demo in the picture is not included.)