True Colour Auto darkening welding helmet Tyre Gauges Precisely controlled hardening and tempering Battery Jump Starters Precisely controlled hardening and tempering process over the whole clamp body gives strength for high clamping force Phase: Variable 0 to 180 degrees PWM MOSFET Power Supply Thermal Protection Circuit Filter Model WH9810Optical Rating1111Viewing Area100x93 mm main window 5085x100 mm side windowCartridge Size133x 114 x 9mmSensors5Light State DINMain Window DIN3 Side Window DIN5Dark State DIN48 813 488lt13MUVlR ProtectionUp to DlN 16On offAutomaticSwitch Timelight to dark004msTIG Capability 2AControl DigitalAuto Test YesShade Control AutoManualShade Deviation Of Auto Shade20 20Sensitivity Control07 AutomaticDelay Control Dark to light09 00612S AutomaticTac welding YesGradual Shade Return To Clear State YesMode CUTWELDGRINDExternal Grind button YesPower Supply Solar Panel amp Replaceable Lithium Batteries 2xCR2032Warranty years2Weight550grMaterial of helmet NYLONCertification CEANSICSAASNZS