Helmet Material : PA/PP
Type : LY500A
Filter Size : 110mm*90mm*9mm
Active Viewing Area : 92.5mm*42.5mm
Light Shade : DIN4
Dark Shade : DIN9~13
Way to shift Dark State : External control, stepless adjustable
Switching Time : 3/10000S
Sensitivity Adjustment : stepless adjustable
Delay Time : 0.1S~0.8S
Power Supply : lithium battery/scholar power
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