???Ultra-Thin and Large???Light panel is only 0.2 inches. The viewable area is slightly larger than A4 size. It can put multiple negatives, photos and slides to be scanned at the same time with your phone.Slide & Negative Scanners ???Ideal Light Source???The brightness of the light can be adjusted in 3 levels. the LED light makes the illumination more even, providing the ideal brightness to capture and digitize your favorite slides and negatives. color temperature: white (10000-12000K) ???Convert Slides and Negatives to Digital Images???It provides a perfect backlight for old slides and negatives. It can be used with the SlideScan app (for scanning photo slides) or FilmBox app (for scanning negatives) in your phone to scan slides and negatives and convert them to digital images. ???Multiple Power Supply Options???A free USB power cable is included to connect to a PC, laptop, mobile power or USB charger. This light board consumes very little power and does not get hot. ???Best Gift???It can be given as a gift to friends who like tracing, drawing, sketching, calligraphy, and viewing film negatives. Easy setup perfect for kids and adults!