Features:

• 1 *View Area:98 x 40mm 
• *Auto-darkening Response Time:1/25000s Romm Temperature. 
• *Shade State:#9-#13 Can Be Adjusted Continuously. 
• *Working Temperature: -5C ~ +55C 
• *UV and IR Protection Are Compliance With EN169, EN379, EN175, Dark Shade #16 
• *Power Supply: Lithium Battery Plus Solar Cell. Working Period: 4200 Hours Without Replace Batteries. 
• *Sensitivity: Adjustable    Delay: Adjustable   
• *Weight : 420g 
• *American Eagle Design.