Item:Full screen lamp LED traffic light Series item size:400mm,300mm,200mm Working voltage:AC110-220V+-15 50HZ+-2 Rated power:single lamp:less 15W Insulating resistance:over 10 oM Medium strength withstand voltage:1440 VAC LIFE TIME:50000h Weight:no more than 4kg Shelf material:PC Crust Fence rate:IP54 Optics performance:High brightness from 400cd to 1000cd Visual angle:?15