*Viewing area:92x42mm
*More 40 patterns are available
*Top quality with competitive price

2),Viewing area:92x42mm
3),Light shade:DIN4

4),Dark shade:DIN9-13
5),Switching time from light to dark: 1/25,000s 
6),Delay time from dark to light:Stepless adjustment 0.15s ~0.80s

7),Sensitivity:Stepless Adjustment
8),Power supply: Solar cell + Lithium battery