Feature●INFINITELY ADJUSTABLY BRIGHTNESS: The tracing light box panel can be easily adjusted to your preferred brightness, and when you restart the light box, it will remember your last setting.●EYE PROOF DESIGN: The flicker free, radiation free LED light source of the A5 art tracing board provides an even distribution of white light, ensuring a comfortable and safe working environment for long periods of time.●ULTRA THIN AND PORTABLE: The ultra thin and lightweight design makes this tracing light box board very portable and can be easily carried around. It can also be used as a desk lamp or photo album for added convenience.●PROFESSIONAL DING TOOL: Ideal for artists, designers and photographers, this tracing light box board can accurately d traces in a variety of creativity projects such as fabric design and movie production.●MULTIPURPOSE: This portable lighted sketching tool easily passes through a variety of materials such as watercolor paper, fabric, and copy paper, making it perfect for animation, tattoo tracing, craft projects, and more.Description Specification:Material: acrylicSize: Approx. 190 x 180mm / 7.5 x 7.1inBright Area Size: Approx. 190 x 150mm / 7.5 x 5.9inWeight: 225 g / 7.9 oz(approx.) Package list:1 x LED Tracing Light Box1 x USB cable User manual:1. Tear off the Protectionive film from the front before use.2. Our product interface is very strong, please pay attention to the USB cable interface when using it . It is forbidden to distort the USB cable, or it will cause damage, causing flash light on the board, poor contact of the sensor and lackluster of the product. If there is any problem, please replace the new USB cable fit for Android.3. If the powered rear light flashes, it may be that the input does not match the product under normal circumstances. You can solve the problem by changing the charger, charger or computer interface.