Auto-Darkening Welding Helmet

• Functionality: Switches from a light to dark state when welding activity starts.
• Light State: DIN 4
• Dark State: Adjustable from DIN 9 to DIN 13 using the external knob.
• Response Time:
  • Light to Dark: 0.04 milliseconds
  • Dark to Clear: 0.03-0.04 seconds
• Power Supply: Solar cells with 2 built-in lithium batteries for longer service life and power backup.
• Maintenance: No need for replacement batteries.