AUTO DARKENNING WELDING HELMET
FILTER SIZE (MM): 110*90; VIEWING FIELD (MM): 100*60; OPTICAL CLASS: 1/ 1/ 1/ 2; ARC SENSOR: 4; POWER ON/ OFF: FULLY AUTOMATIC; POWER SUPPLY: BIG SOLAR CELLS + 2PCS REPLACEABLE CR2032 LITHIUM BATTERY; SWITCHING TIME FROM LIGHT TO DARK: 1/ 25,000SEC; SWITCHING TIME FROM DARK TO LIGHT: 0.1- 1.0SEC (BY INFINITELY DIAL KNOB); LIGHT SHADE NUMBER: DIN4; DARK SHADE OPTION: DIN5- 9/ 9- 13; SHADE CONTROL: EXTERNAL, VARIABLE SHADE; SENSITIVITY CONTROL: EXTERNAL, LOW TO HIGH BY INFINITELY DIAL KNOB; DELAY TIME: EXTERNAL, LOW TO HIGH BY INFINITELY DIAL KNOB; WELDING: MMA/ MIG/ MAG/ TIG; GRINDING: YES; CUTTING: YES; LOW BATTERY ALARM: YES; SELF-TEST: YES; UV/ IR PROTECTION UP TO SHADE DIN16; NET WEIGHT (G): 440G; OPERATING TEMP.: -5C- +55C DEGREES; STORING TEMP.: -20C- +70C DEGREES; HELMET MATERIAL: PP (FIREPROOF); OUTER PROTECTION PC GLASS: 137*120MM