Descripción del producto

Model                        SZ-AST
Technical data
Filter size(mm)              **0 x *0 x 9
Viewing Area(mm)             *8 x *0
Light state                  DIN.3
Dark state                   DIN.***3
Switch time(s)               1/ ****0
Delay time(s)                0.6
Power on/off                 Fully Automatic
Power supply                 Solar-li, No battery change required
Rate of UV transmittance     **3nm<0.****6%  **5nm<0.****6%
Rate of IR transmittance     **0~***0nm<0.**3%    ***0~***0nm<0.**9%
Eye protection               EN**9 1/ 2/ 1
Weight                       **0g
Extra functions              Sensitivity  Adjustment Small current welding
Packing:
Paper box Size:              *3 x *3 x *3cm 
Box Size:                    *9 x *9 x *5cm  4PCS/CTN      ***0PCS  Per *0 feet container