The J1805 features 8 multicolored LED "high brightness"indicator panels that measure 5x10 mm. The possible colors that can be seen are White, Green, Yellow, Red, Blue, Magenta, and Cyan. There are 7 different color displays to choose from the front by using the switch. The product has a distinct design and mechanics unlike J1800, and it comes with relay "synthesis" report of distance integrated, selectable per-channel. It has no acknowledge. The voltage range is 10Vac/dc to 60Vac/dc and lighting by closing contact entry. The product is economical and sturdy. J1805 complies to Format DIN 96x96