4'' round led stop turn tail lamp 1)Voltage: 12/24V 2)Led quantity:12pcs 3)With reflector 4)Certificate:E-MARK,ISO9001-2000 SAE/DOT Approvaled 4'' Round led stop turn tail lamp Detailed Description1)Voltage: 12/24V2)Led quantity:40pcs3)With reflector4)Certificate:SAE,DOT,E-MARK,ISO9001-20005)Application:Trailer,semi-trailer and heavy-duty truck6)Good quality with reasonable price7)Payment:T/T or ...