Otomatik Darbeli Kaynak Güvenlik kaskı (GDL301)

Technical Specifications
Shade Number In Light State: DIN4#
Shade Number In Dark State: DIN9-13#(stepless regulation)
Response Time: <0.3ms(room temperature)
Return Time: Rapid-0.5s slow-1.5s
Power Supply: 2× AAA alkaline cells(min. Lifetime is 1000 welding hours)
View Area: 90x40mm
UV Transmittance: 313nm≤ 0.00006%
365nm≤ 0.000076%
IR Transmittance: 780~1300nm≤ 0.003%
1300~2000nm≤ 0.009%

It applies to the welding work high above the ground and other complex working conditions.