• Welding helmet with infinitely adjustable shade control between 9-13.• Complies with BS EN 379, BS EN 175 and DIN standards.• Fully automatic switching from light to dark on striking arc.• Shade is selected by a rotary knob on side of helmet.• Grinding function enables user to grind without removing mask.• Solar panel power supply - no batteries required.• Features sensitivity and delay controls for switching light to dark.• Contoured design helmet with adjustable headband for added comfort.• Suitable for MIG, TIG and arc welding.Welding helmet with infinitely adjustable shade control between 9-13. Complies with BS EN 379, BS EN 175 and DIN standards. Fully automatic switching from light to dark on striking arc. Shade is selected by a rotary knob on side of helmet. Grinding function enables user to grind without removing mask. Solar panel power supply - no batteries required. Features sensitivity and delay controls for switching light to dark. Contoured design helmet with adjustable