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Autodarkening filter view size : 90 X 40mm
· Weight : 460g
· UV/IR protection : Up DIN13
· Shade Number : DIN 4/9-13
· Time form light to dark : 1/10000 ms
· Time form dark to light : 0.1-0.5s
· Power : AAA battery 2x1.5V, Auto power ON/OFF
· Operation temperature : -5C°~ 55C°(23 F°~131 F°)
供应 变光面罩(图)