Auto Dark Welding Helmet (HELT44XL)

1. Extra large viewing area of 100 X 68mm
2. Battery backup and batteries are replaceable(coin batteries)
3. This model is designed to ANSI Z87.1 and conformity with related CE4/9-13, DIN, ISO, and EN379 for eye and face safety
4. Head band is turnover (up & down) type and helmet's centre of gravity to be lower, to be coincided with the centre of welder's head
5. Design of welding helmet greatly reduces the fatigue of welder's head & neckband make the welder feel more comfortable.
6. Screen goes from clear to dark in less than 1/25,000 seconds.
7. Shade adjustment, Sensitivity adjustment and Delay adjustment.
8. User Manual guides you with proper setting for different type of welding and current levels.
9. Use for ARC, SMAW, MIG (Heavy), MIG (Light), TIG (GTAW), SAW, PAC, PAW Plasma welding.

10. User-selectable (DIN) variable shades from 9-13, are easily adjusted. 

Technical Specifications: 

Dark state: DIN9-13 (Step less Adjustment) 
Switching time: < 1/25,000S at Room Temperature 
Delay time: Step less Adjustment < 0.15S~0.80S 
Sensitivity: Step less adjustment: 
Battery: Lithium coin type
viewing area: 100 X 68mm 
Cartridge Size: 110 X 90X 8mm 
Weight: 490G

This helmet comes with 5 of Outer Lenses and 2 of Inner Lenses as free spare items.