- Optical class: 1/2/1/2
- Viewing area: 92?42mm
- Cartridge size: 110?90?9mm
- Arc sensors: 2
- Light state: DIN 4
- Dark state: Variable shade (9-13)
- Shade control: External, variable
- Power On/Off: Fully automatic
- Sensitivity control: Low / Medium / High
- UV/IR protection: DIN 16
- Power supply: 1x CR2045 Lithium battery (up to 5,000hrs) + solar cells
- Switching time: 1/15000S, from light to dark
- Dark to light: 0.25~0.30S (High sensitivity), 0.35-0.6s (Medium sensitivity), 0.65~0.85s (Slow sensitivity)
- Low amperage TIG: 20amps (DC,AC)
- Low Battery Indicator: No
- ADF filter test: Manual
- Operating temperature: 5?C to + 55?C
- Storage temperature: -20?C to + 70?C
- Weight: 480g