Ultra-Thin A4 LED Light Box Writing Painting Tracing Board - Style 2 : 335x233mm/With Adjustable Brightness 【Clear & Bright Illumination】This LED light box tracing board provides a clear and bright view,perfect for stenciling,sketching,tattoo design,diamond painting,X-ray viewing,and more 【Adjustable Brightness】Features a touch switch with 3 levels of adjustable brightness (Only for Style 1 & Style 2 ),allowing you to customize the lighting to your needs 【Premium Acrylic Material】Made from high-quality acrylic with excellent transparency,durability,and toughness for long-lasting use 【Eye-Protecting LED Light】Designed with a non-flickering LED light that reduces eye strain,making it safe and comfortable for extended use 【USB-Powered Convenience】Easily powered via USB,compatible with computers,laptops,power adapters,power banks,and other USB-enabled devices 【Ultra-Thin & Portable】With a sleek 5mm thickness and lightweight design,it's easy to carry and store,making it ideal for artists,animators,designers,students,and hobbyists Specifications: Style 1 /2 : With Adjustable Brightness Function Style 3 : Without Adjustable Brightness Function Material: Acrylic Panel Light Source: LED Power Supply: USB Cable Working Voltage: USB 5V Power Rating: 2.5W Item Size: Style 1 : 240*148mm/9.45*5.83in Style 2 /3 : 335*233mm/13.19*9.17in Item Weight: Style 1 : 350g/12.35ounce Style 2 /3 : 510g/17.99ounce Package included: 1 x LED Drawing Board 1 x USB Cable