... cells, two lithium batteries be changed.10. Switching time Of Flip up Welding Helmet :a) Light to dark: 1/25,000s ... /Tig/argon arc/arc welding/Gas welding.15. Colour Of Flip up Welding Helmet : blue,green,silver,black,yellow,red, And ... beautiful pictures etc,spay-paint according to customer’s choices.16. Warranty: 2 year limited.17. Provide OEM: YesFeatures ...