Acurit Medium Light Tablet Durable, scratch-resistant, 3mm thick, tempered glass top; Features fold-away, incline legs 6,000-6,400K Color Corrected temperature, Continued use for hours - never get hot to the touch Fully adjustable light intensity with dial from dim to super bright Includes a UL approved AC power adapter  no batteries needed! Perfect for Tracing and transferring artwork or photographs, Cutting into stencils on the scratch-resistant glass top