Wuhan Welhel Photoelectric Co., Ltd.

Powered Air Purifying Solar Auto-Darkening Welding Helmet
WHAD801

This product  is a kind of powered ...

[Expiration Date: 2010-10-15]

Light state:DIN4
Dark states:Din9-13 ( stepless regulation)
Switching time:< 1/10, 000s at room ...

[Expiration Date: 2010-10-15]

Light state:DIN3 or 4
Dark state:DIN9(8)-13(14)( Stepless Regulation)
Switching time:< 1/25, 000S at ...

[Expiration Date: 2010-06-15]

Light state:DIN3 or 4
Dark state:DIN9(8)-13(14)( Stepless Regulation)
Switching time:< 1/25, 000S at ...

[Expiration Date: 2010-06-15]

Light state:Din4
Dark states:Din9-13 ( stepless regulation)
Switching time:(light to dark) < 1/10, ...

[Expiration Date: 2009-12-12]

Light state:DIN3 or 4
Dark state:DIN9(8)-13(14)( Stepless Regulation)
Switching time:< 1/25, 000S at ...

[Expiration Date: 2009-12-26]

Light state:DIN3 or 4
Dark state:DIN9(8)-13(14)( Stepless Regulation)
Switching time:< 1/25, 000S at ...

[Expiration Date: 2009-12-26]

Light state:DIN3 or 4
Dark state:DIN9(8)-13(14)( Stepless Regulation)
Switching time:< 1/25, 000S at ...

[Expiration Date: 2009-12-26]

Light state:DIN5
Dark states:DIN9-13 (stepless adjustment)
Switching time:<1ms at room ...

[Expiration Date: 2010-06-15]

Viewing Window:3 1/2" X 1 1/3" (88mm X 34mm)
Switching Speed:0.5 Milliseconds
Dark To Light ...

[Expiration Date: 2010-06-15]

Light states:DIN 5
Dark states:DIN9-13 (infinite adjustment)
Switching time:<1ms at room ...

[Expiration Date: 2010-06-15]