Truopto 3175mm 125 8 x 8 led dot matrix display truopto osl641253 aw a white dot matrix display with an 8 x 8 layout on a 125 square the dot matrix is ic compatible and is suitable for applications such as clock displays and counters truopto osl641253 aw 3175mm 125 8x8 white dot matrix 150mcd black surface