LED Drawing board A4 light table with USB USB powered: Connect to any USB port, such as the USB connector on the power bank, computer, or USB wall charger. Multi functional lightbox: can be used for painting, drawing, tracking, or sketching, for animation design, scrapbooks, tattoo templates, fabric design, photo works, calligraphy, and many other creative projects. Easy to track: The light emitted from the optical stage and passing through the paper presents the image more clearly, making it easier to track the image. Specifications: Color: Transparent Size: 33.5cm x 23.5cm x 0.5cm (suitable for A4 paper) Material: Plastic USB power supply Voltage 5V 21 lights The package includes: 1 LED drawing board 1 USB cable Note: The data are all manual measurements, please allow 1 - 3cm error, due to the difference in light and display, there will be a certain color difference, depending on the physical object receivedDelivery quantity: (according to the main picture)"