Weld Helmet Specifications(XDH4-500)
1) Cartidge size: 110 X 90 x  8mm
2) View area: 96 X 39mm
3) Arc sensor: 2
4) Function:"WELDING"/"GRINDING"can be selective
5) UV/IR protection: Up To Shade DIN 15 at all time
6) Variable shade: DIN 4/9-13(Outside Stepless Adjustable)
7) Switch time:
   a)light to dark: 1/25000s
   b)dark to light: 0.25-0.85s at "Slow-Middle-Long" position                
8) Sensitivity: Can be adjustable at "Slow-Middle-Long" position  
9) Power supply: Solar cells,No battery change required
10) Power On/Off: Fully automatic
11) Operation temperature: -5 C ~ +55 C (23 F ~ 131 F) 
12) Storing temperature: -20 C ~ +70 C (-4 F ~ 158 F)
13) Warranty: Two years
14) Helmet material: Polyamide(Nylon)/High-impact resistant plastic
15) Total weight: 466g

Wenzhou Xidin Electronics Technology CO.,LTD.

            E-mail:  info@xidin.com    
            MSN:     xidin@hotmail.com
            Skype:  xidin.sale
            Tel:      0577-56560077-9876；0577-56560076    13777776905
            Web：   http://www.xidin.com