The Siegen S01001 Auto Darkening Welding Helmet in Shade 9-13 The Siegen S01001 welding helmet complies with BS EN 379, BS EN 175 and DIN standards and is suitable for MIG, TIG and arc welding. It offers fully automatic switching from light to dark on the striking arc. The grinding function enables the user to grind without removing the mask. Features: 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 the helmet The grinding function enables the user to grind without removing the mask Solar panel power supply - no batteries required 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 Specification: Weight: 0.86kg Shade Inactive: 4 Power: Solar Cells Grinding Function: Yes Viewing Area: 96 x 38mm Shade Active: 9-13 Variable Operating Time Light/Dark: 0.1ms Operating Temperature: -10°C to +60°C