This solar auto darkening welding mask helmet welder lens filter is high quality solar darkening automatic welding lens with solar charge function and fully automatic ON / OFF, very convenient and efficient to use. High impact resistant PP material, easy and safe to operate.

Features:
Automatic welding lens filter with solar charge function and fully automatic darkening.
Overall process protection against UV and IR with adjustable sensitivity and delay time.
Variable shade(DIN) from DIN9 to DIN13 can be adjusted by turning a shade knob.
Solar powered and the power can turn on and off automatically.
High clear filter with high quality LCD and multi-layer optical filter interference.
Serves to most standard welding helmet's viewing window.

Specifications:
Material: PP + LCD
Color: Black
Light State: DIN 4
Dark State: From DIN 9 to DIN 13 (Free Outside Adjustment)
UV/IR Protection: DIN16 Levels
Switching Time (Bright to Dark): 1/10000s (Normal Temperature)
Delay Time (Dark to Bright): 0.10s-0.80s Adjustable
Power Supply: Solar Cells & 3A Dry Batteries (Replaceable) 
Battery: 2 * AAA 1.5V Batteries (Not Included)
Power on/off: Fully Automatic
Sensitivity (Based on Current Size When Welding): Adjustable, Low / High
Arc Sensor: 2pcs
UV Transmittance: 313nm≤0.00006% 365nm≤0.00006%
IR Transmittance: 780～1300nm≤0.003% 1300～2000nm≤0.009%
Application: MIG / TIG / Argon Arc / Welding Arc / Gas Welding
Operating Temperature: -20℃～65℃ (23℉～149℉)
Storage Temperature: -20℃～70℃ (-4℉～158℉)
Active Viewing Area: 90 * 34mm
Solar Battery Area: 52 * 11mm 
Filter Cassette Size: 110 * 90 * 9mm / 4.33 * 3.54 * 0.35in
Filter Cassette Weight: 84g / 2.95oz
Package Size: 11.5 * 9.1 * 4cm / 4.53 * 3.58 * 1.57in
Package Weight: 86g / 3.02oz

Package List:
1 * Welding Lens