Technical Specifications of the SWP 3149-ST Stealth Digi-Tech Auto-Darkening Welding Helmet:
NEWLY updated design
Filter Dimensions: 114 x 113 x 9.5mm
Viewing Size: 102.5 x 102.5mm
Sensors: 4
Ambient Light Sensor: 4
Auto Shade: Yes
Light Shade: 3
Shade Deviation of Auto: +/- 2
Switching Time: 0.04ms
Grinding Function: Yes - external control
Lock Shade-Grinding: Yes
Sensitivity: Adjustable
Delay Time: Yes Level 1-5 0.1-0.9ms
Battery Indicator: Yes
Operation Temperature: -54F - 149F
Storing Temperature: -77F - 185F
Power Supply: 2 x CR2450
Minimum Amperage: 2A
Inner Lens: 106 x 66 x 1.0mm (Part number 3021)
Outer Lens: 114 x 113 x 1mm (Part number 1482)