An A3 LED Light Pad is larger than an A4 LED light pad. It typically has dimensions of approximately 297 mm x 420 mm, which is equivalent to 11.69 inches x 16.54 inches. Similar to the A4 size, the A3 size corresponds to the standard paper size used for larger documents and prints. A3 LED light pads offer a spacious and illuminated surface for various creative and professional applications, including tracing, drawing, calligraphy, animation, and more.

Therefore, an A3 Led Drawing Pad would have dimensions that are close to 11.7 inches by 16.5 inches or 297 millimeters by 420 millimeters. However, it's worth noting that exact dimensions may vary slightly depending on the manufacturer and the specific model of the light pad.