... size:56cm diameter(any sizes can be produced)largest size in one piece is 100*200cm,larger size can be produced ... .1mm 9: Visiblity: at night will have good effect,visual in smoky and foggy suituation 10. Customer design own are welcome ... at least 8000hrs,can be up to 20,000hrs6,soft light,environmental-friendly product,no harm Accessories1,EL advertising panel2,inverter ...