LED Countdown Display. Small volume, light weight, and easy to install. ... , and easy to install2) The module of digital display is water-protected, without glass panel, so there is ... 6) Dimensions: 860 x 670 x 80mm7) Weight of the display: 23kg8) Requirement of lamp order: green - yellow - red ... not permitted, to avoid the abnormal working2) The display is a kind of precision electronic product, so it ...