when the car in near, such as lit up.base:ABS, stop:PS, plastic and glass fiber pipes ITEM NO.:NL-RYP1986NAME OF PRODUCT:WarnschilderMATERIAL:base:ABS, stop:PS, plastic and glass fiber pipesSPEC:stop size 12.7cm,base 20.5cm,H 130cmNW/GW:11/12kgsPACKING:1PC in bubble bag+white boxQ'TY/CTN:24pcsCTN SIZE:68*25.5*55.5cm Stop Warnschilder