View on LOZ Suggested Retail: $54.99. HUION A4 LED Light Pad Tracing Light Box Adjustable Brightness AC Powered - 12.2x8.27 Inch. Eyesight-protected Technology - Brightness 4480 Lux; Illuminate Uniformity 1360 cd/ m2. The BRIGHTEST light table Huion offers; Super bright led lamps provides a perfectly even illuminated surface, gives you a brighter clearer visual experience for tracing. AC Powered - Connects with a 6.56 feet power plug directly from the wall outlet, ensures you have a brighter, more stable work surface. Stepless Adjustable Brightness - Smart brightness memorization allows you to control the LED light freely and effectively; Gradual light changing, NOT in steps like low, medium, and high, simply a better way to find your ideal lighting. Scale Design - With sleek lines and a thin profile at 8mm, the Huion A4 tracing light pad adds style to your workspace.. 7 CALENDAR DAY FULL REFUND GUARANTEE ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE IS ALSO AVAILABLE. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.