<b>[About this item]</b><br> product sku# : 3C_420_1x4_IR <br> color : 3 color(2 lamp type) Red/ Green/ Yellow<br> body size(inch) : 19"x69" <br> matrix(row x column) : 1 x 4= 4 modules <br> resolution(pixel) : 16 x 64 <br> total LED bulbs : 2048<br> module size : 420mm <br> module pitch : 26.5mm<br> controller type : I.R control<br> brightness : 1/4 duty outdoor brightness<br> display direction : 1 face<br> Viewing Distance: 5ft ~ 300ft<br> Memory: 100 slots x 512 per slot = 51,200 Letters<br> Waterproof: Yes<br> Operating Temp.: -13F ~ 113F<br> Input power: AC 110V<br> Energy consumption: 30w~120w<br> <br> <b>[Features]</b><br> -Real Time Clock & Date<br> -Stop-watch<br> -Adjustable Letter width<br> -Multi Language<br> -Animating Icons<br> -8 Fonts<br> -Special Characters<br> -Symbols<br> -Icons<br> -Timer On/ Off<br> -Images<br> -Neon Tubing Effect<br> -Adjustable 10 Level Brightness<br> -1 or 2 Line Message<br> -Adjustable Message Display Speed<br> -Lifespan 10 years<br> -Save Messages, Display Selectively<br> -Create Your Messages upto 100<br> -Low Energy consumption<br>