Blue Demon true view panoramic matte black welding hood!! Auto darkens in 0.06 – 1.0ms Auto darkening across all three filters True colour technology for ultra realistic view Specifications Optical Clarity 5 independent Sensors Only 1.36 pounds Weld mode – Shade 8-14 Cut Mode – Shade 4-8 Grind Mode – Shade 3 CSA and ANSI Certified Includes additional outside lens