Miller 2x4 Shade 8 Auto-Darkening Lens - 770660

This amazing Miller auto - darkening lens is a perfect fit for all 2x4 inch windows. It comes with 2 arc sensors for precise performance. Solar - powered, it's energy - efficient. In the light state, it offers shade #3. And it has a reliable 2 - year warranty.

Using this Miller auto - darkening lens is easy. First, make sure it fits well in your 2x4 inch window. Once it's installed, the 2 arc sensors will automatically detect the welding arc and darken the lens. Since it's solar - powered, just expose it to light to keep it running. When not in use, store it in a dry place. Avoid scratching the lens. Clean it gently with a soft cloth if it gets dirty. If you have any problems, the 2 - year warranty means you're covered.