User`s manual

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4. Technical Specifications
Switching time (light-dark) 1/25,000(0.04msec)
Shade Level
Inactivated Shade #4
Activated Shade #9 ~ #13
Sensitivity Adjustment Dual sensors plus pre-shading(Low-High)
Switching Delay(dark to light) Adjustable 0.05s – 0.8s
Tig rating RF(H) >1Amp / RF(L) >10Amp
Power supply 3V Lithium battery(CR2032)2ea(replaceable)
Battery life 3000 hours (Approximately)
Supplementary power Solar cells (Auto On/Off)
Battery replacement Replaceable(Low battery indicator)
Cartridge size 110×90mm (4.3×3.5 in)
Filter window 97×46mm (3.8×1.8 in)
Total weight Autolift : 610g(21.5 oz)
Operating temp. -5℃~ +55℃
Storage temp. -20℃~ +70℃