Self-darkening the Welding Helmet AWH500FL SCHEPPACH - 7906617701 is an ideal piece of equipment to carry out your welding in complete safety. The integrated detection sensor immediately detects increased light and sparks, it automatically darkens the viewing window within milliseconds without having to stop working. Benefits: Safe welding work Protection against sparks High heat resistance High quality materials Solid and light material Operating temperature 5 C to +55 C No need to change batteries, thanks to solar cells and lithium batteries UV / IR protection DIN 16 Flame design Features: Field of view: 92 x 42 mm Darkness: DIN 9 - DIN 13 Switching time: Light to dark: 0.2-0.83 ms Dark to light: 0.1 - 1.0 s UV / IR protection class: DIN 16 Switching on/off: automatic Power supply: solar cell + 2x lithium button cell CR2032 (no battery change required) Sanding function: Yes Operating temperature: 5 C ~ + 55 C Storage temperature: -20 C ~ + 70 C Weight: approx. 500 grams Welding processes: SMAW, MAG, TIG / GTAW, MIG (heavy), MIG (light), PAC, PAW Packaging : One AWH500FL SCHEPPACH Welding Helmet - 7906617701Delivered in original packaging