This is a very fancy crystal watch, and uses a special material like crystal particles found in the dial, arranged by the combined effect of the digital dot-matrix, using high-tech digital technology, the use of high-brightness LED backlight to illuminate the corresponding crystal particles to achieve the purpose of display time, very compelling. Meanwhile, the white color is pure and cool. http://www.chinabuye.com/red-led-fancy-crystal-digital-wrist-watch-white