• Viewing area:90×35mm
• Cartridge size:110×90×10mm
• Arc sensor:2
• Light state:DIN 4
• Dark state:fixed shade 11
• Shade control:unadjustable
• Power ON/OFF:fully automatic
• Sensitivity control:unadjustable,auto
• UV/IR protection:DIN 16
• Power supply:solar cells. re-chargeable battery .no battery change required
• Switching time:1/5000s,from ;light to dark
• Dark to light:0.15-0.45s auto
• Low amperage TIG:≥20amps(DC), ≥20amps(AC)
• Operating tep:-5℃~+55℃
• Storing tep:-20℃~+70℃
• Packed by color box
