• Equipped with continuous darkness - adjusting unit (knob) on the
outside of the helmet.
• Ratchet headgear and sweatband.
• Meets ANSI Z87.1
Specifications:
Light Shade Number: 4
Sensitivity/Delay: Adjustable
Arc Sensors: 4
Grind Function: Yes
Memory Settings: 3
Operation Temp: -10°C ~ 55°C (14° F ~ 131° F)
Warranty: 3 Years