Filter Size: 110*90*10mm

View Area: 90*40mm

Light State: DIN4

Dark State: DIN9-13(internal adjust)

Switch Time: 0.2ms

Delay Time: 0.5s

Sensitivity Control: Fixed

Power Supply: Solar power&Li battery

Grinding Function: Yes

Sensor Quantity: 2pcs

Power Switch: Fully Automatic

UV/IR Protection: DIN16

Operating Temp.: (-10°C ~ + 55°C)

Storage Temp.: (-20°C ~ + 70°C)

Helmet Materials: PP

Warranty: 2years