... Z87.1 certifications. 3.Electro-optical technology of Germany. Latest style Welding safe helmet EH-4/EF9848 1. Model ... Of Welding safe helmet:EH-403, Configuration ADF Model ... /argon arc/arc welding/Gas welding.15. Colour of Welding safety helmet: blue,green,silver,black,yellow,red ... .17. Provide OEM: Yes EH-4/EF9848 Latest style Welding safe helmet