welding helmet

1.Viewing area 96mm×52mm(3.78×2.05in) quality lens protection shade DIN 16 all time 4.Light state shade DIN 4 state shade DIN9-13 stepless adjustment 6.Power supply solar cell and lithium batteries 7.Battery lifetime up to 4,000 hours 8.Power on/off fully automatic 9.Automatically change filter screen from clear to dark in 1/20,000 second to Light 0.25-0.85 second 11.operation Temp -5°C to 55°C(23°F to 131°F) face and front of neck protection 13.Specially designed headband for greater comfort 14.Meets CE/EN379/EN175 and ANSI Z87.1 standards 15.Great for use with MIG/MAG,TIG and ARC welding 16.Total weight 480g