Weld Mask Specifications(A9)
1) Cartidge size:114X 133 X 8mm
2) View area: 98X 88mm
3) Arc sensor: 4
4) UV/IR protection: Up To Shade DIN 15 at all time
5) Variable shade: DIN 5/9-13(Interanl Stepless Adjustable)
6) Switch time:
   a)light to dark: 1/25000s
   b)dark to light: 0.25-0.45s
7) Power supply: Solar cells,No battery change required
8) Power On/Off: Fully automatic
9) Operation temperature: -5 C ~ + 55 C (23 F ~ 131 F) 
10) Storing temperature: -20 C ~ + 70 C (-4 F ~ 158 F)
11) Warranty: Two years
12) Helmet material: Polyamide(Nylon)/High-impact resistant plastic
13) Total weight: 560g

Wenzhou Xidin Electronics Technology CO.,LTD.

            E-mail:  info@xidin.com    
            MSN:     xidin@hotmail.com
            Skype:  xidin.sale
            Tel:      0577-0577-56560077-9876；0577-856560076   13777776905
            Web：   http://www.xidin.com