Specification :

Suitable for most kinds of welding mode.
Delay time can be selective.
The user's eyes and face a full protection against UV and IR radiation during the entire welding process,even in the clear state.
Sensitivity adjustment : you can according your working conditions choose.
Dark state Shade No : DIN9-DIN13 stepless adjustment

Specification :

Transition time : ≤2ms 22 ℃ (72 ° F)
Delay time(s) : Power on/off Fully Automatic
Power supply : Solar cells, No battery change required
Rate of UV transmittance : 313nm Rate of IR transmittance : 780~1300nm Frame Dimensions : Approx. 11cm x 9cm x 0.9cm/ 4.33" x 3.54" x 0.35"
Viewable Size : Approx. 9.1cm x 4.2cm/ 3.58" x 1.65"

Package includes :

1 x Solar Auto Darkening Welding Helmet Len