Features: Ultra-thin: Only 0.1" thick,with lightweight design,make it easy to carry and store. USB Powered: Comes with a USB cable,easy to access to any device with USB port,like computer,laptop,power adapter,power bank,etc. Touch-sensor: With touch switch,supporting 3 levels adjustable brightness, very convenient to use. Eye-protecting: Non-flicking LED light,no harm to your eyes,especially working in long hours. Widely Use: Ideal for sketching,drawing,2D animation,calligraphy,design and so on.Suitable for artists,animators,designers,art enthusiasts,kids,children,students. Specifications: Material: Acrylic Panel Board Size: A4F/A4(Optional) Input Interface: Type-C LUX: 4500-5000 Item Size: A4F: 30 * 20 * 0.3cm/11.8 * 7.9 * 0.1in A4: 35.5 * 23.5 * 0.6cm/14 * 9.3 * 0.2in Item Weight: A4F: 200g/7.1oz A4: 576g/20.3oz Package Size: A4F: 35.5 * 27 * 3.5cm/14 * 10.6 * 1.4in A4: 38 * 26 * 3.5cm/15 * 10.2 * 1.4in Package Weight: A4F: 355g/12.5oz A4: 731g/25.8oz Note: Copyboard only works with the device that could provide enough power (Voltage Required: 5V). Package List: 1 * Copyboard 1 * USB Cable