Auto-darkening Welding Helmet

technical data:gross weight (kg): 1.0000power supply: 2x3v cr2450filter dimensions [mm]: 126x102filter: protection against uv/ir rays at din16 levelnumber of sensors [pcs]: 4field of view [mm] 98x43light state [din]: 4dark state [din]: 9-13response time [ms]: 1/25000functions: welding / grindingwelding method: mma / mig/ mag / tigwelding helmet with auto-darkening filter. This high-quality filter equipped with four arc sensors provides a 98*43 mm field of view a dark state din 9-13 a light state din 4 a response time of 1/25000 s a light-to-darken time of 0.1-1.0 s and a dark-to-darken time of 0.3-0.8 ms. Furthermore the filter provides protection against uv/ir radiation at a level of din 16. The helmet features smooth sensitivity and darkening adjustment as well as a stepless dimming speed control. It is powered by a solar cell and two 3v cr2450 batteries and features an automatic on/off function. The helmet also features a grinding protection function. It can be used in temperatures ranging from -5 degrees c to +55 degrees c. It is also equipped with a very comfortable 4-point harness with 2-point height adjustment occipital position adjustment smooth circumference adjustment with a ratchet system and filter distance adjustment.4 arc sensorsoptical class 1 / 1 / 1 / 1field of view: 98 x 43 mmresponse time 1 / 25000 swelding / grinding functionuv / ir protection din 16**illustrative photos.