Ylyycc A4 size LED Tracing Board ultra-thin adjustable bright Light Anime Tattoo Track Pad ultra slim A4 light box pad with USB 3.5mm Cable Nice touch the power switch, the LED light source environmental protection, precision calibration, create a professional, seiko, with high quality Spectral uniform and comfortable; No flicker, no glare, the light is soft and natural. For a long time to use through homework have good eye effect, avoid the traditional copy of "ribs" flashing light damage to the eyes Using high brightness LED lamp holder, the brightness is enough,Touch switch, with three levels Ideal For Art, Craft, Design, Drawing, Stencilling, Tattoo and Photo Work