Welding  Grinding Mask Helmet Solar Powered Welder ARC TIG MIG Auto Darkening 9-13 Scale 

• Shade State: Din 9-13 (Adjust The Switch Button Beside The Outer Lens From 9-13.)
• Extra Large Viewing Area Increased Vision 110Mm X 90Mm X 9 Mm  
• Switching Time: 0.5Ms (From Bright To Dark)
• Delay Time: 0.2-0.8S (Short-Long, By Switch Button)
• Sensitivity: Step-Less Adjustment By Switch Button, Low-High
• Power On/Off: Fully Automatic
• Shade Control: Outer Control, Stepless Shift
• Arc Sensors: 2 Arc Sensors 
• Grinding Function: Yes (Turn The Button Beside The Outer Lens To "Grind",You Can Use This Function)
• Working Temperature: -10? ~ +60?
• The Penetration Of Uv: <0.0003 At 313Mm-365Mm
• The Penetration Of Ir: <0.027 At 780Mm-1300Mm
• Uv/Ir Protection Level: Meets Standards Of Ce
• Ce Certification: En175, En379
• Adjustable Headband: Press The Button Behind The Headband, Turn Left To Loosen, Turn Right To Tighten
• Sweatband Attached On The Headband: The Sweatband Is Removable & Washable
• Replaceable Battery: Open The Battery Cover From Contra-Rotate, Then Take Out Battery
• Low Battery State Test: Press The"Test"Button, The Lens Will Be Dark. The Low Battery Indicator Light Will Be Bright If It Is Low-Battery State
• Uv & Infrared Protection: Up To Din 15 At All Times. 
• On all Design the pattern is not a sticker that can peel off unlike others