American / New York Style Design!!Brand new auto darkening welding helmet with solar power design Made by Antec Electronics.Ideal choice for PROFESSIONAL USE. The auto darkening filter AF330 is designed for Arc Welding or cutting applications.This unit is suitable for all Arc Welding processes such as MIG,MAG,TIG,SMAW,Plasma Arc, and Carbon Arc. In event of electric failure, the welder remains proctected against UV and IR radiation according to shade 16.LARGE VIEWING AREA with 4 Premium Sensors 96mm x 51mm / 3.78" x 2.0"Can be used for all ARC process welding such as MIG, MAG, TIG SMAW, Plasma Arc, and Carbon Arc.Solar power cell design, with replaceable batteries designSpecially designed headband for more comfort, Smooth Headband Adjustment by PUSH&TWIST knob and washable sweat band now!!Fully automatic power ON/OFF when welding, always darkens before flash can hurt your eyesCheater Lens / Magnifying Lens CompatibleFull face and front neck protectionEnough room inside to wear a dirt mask when weldingContinuously adjustments for delay time and sensitivity control Very light design for comfort, only 450g !! Viewing Area: 96mm x 51mm / 3.78" x 2.0"Cartridge Size: 110mmX90mmX9mm/4.33"X3.54"X0.35Optical Safty Class: 1/1/1/2UV/IR Proctection: Permanent Shade DIN16Light State: Shade DIN4Dark State: Shade DIN 9-13Power Supply: Solar cells with built in rechargeable and replaceable batteriesPower On/Off: Fully AutomaticSwitching Time: Light to dark 0.00004 secondsSensitivity Control: Step-less Knob AdjustableDark to Light Delay Time: 0.1-1.0 Seconds Step-less Knob AdjustableOperation Temp: -10 ~ +55C(+14 F~+131F)Storage Temp: -20~+70C(-4F~+158F) Helmet Material: High Impact Polyimide NylonStandards: ANSI Z87.1/DIN/EN397 CSA Z94.3Total Weight: 455g