• 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