Automatic welding helmet EN EH-301/ADF-F

Automatic welding helmet EN EH-301/ADF-F

1. ADF Model: EF9848.

2. High-quality LCD.

3. FrameSize :110*90*8.4 mm.   

4. ViewingArea : 98*48 mm.    

5. Rangeof UV/IR protection:up to shade DIN 16 at all time.   

6. LightShade: DIN 4.   

7. DarkShade : from DIN 9 to DIN 13, External adjustment.

8. Poweron/off: Automatic.      

9.Switching Time (light to dark): 1/30000s.    

10. Switching Time(dark to light) : 0.1-1s SteplessAdjustable, Grinding can be adjusted to low.

11.Sensitivity:low or high, Stepless Adjustable.

12 PowerSupply:Solar cell and two 3V lithium batteries.

13.Operating Temperature : -10℃~＋55℃.     

14.Storage Temperature:  -20℃~＋70℃.