LightPad® 940 Light Box 12 X 17 inches (305 X 432 mm) #225-940 Brighter. Stronger. Smarter. The LightPad's® sleek, contemporary design makes it more user-friendly than ever. Advanced Super Bright LED technology allows the LightPad Series to shine brighter, run cooler and use less energy—providing up to 50,000 hours of maintenance free creative brilliance.