• LITHIUM BATTERY & SOLAR POWERED - Lithium battery powered blower unit gives the user a cooling stream of air to their head and face for up to 8 hours. Solar power panel supply for welding helmet. • FULLY ADJUSTABLE - Adjustable airflow settings of 150 and 180L/min. Welding helmet has adjustable shade control from 9-13. Additional shades 5-8 for gas welding and cutting. Adjustable headband for added comfort. • SENSITIVITY & DELAY CONTROLS - Helmet features sensitivity and delay controls for switching light to dark. Fully automatic switching from light to dark on striking arc.• REDUCES & REMOVES DUST - Designed to reduce or remove dust and particles but not vapours and gases.• COMPLIES WITH BS & DIN STANDARDS - Welding helmet complies with BS EN 379, BS EN 175, EN12941 and DIN standards.Technical SpecificationGrinding Function: YesNett Weight: 2.16KgOperating Temperature: 1/25,000sOperating Time Light/Dark: -5°C to +55°CPower: Solar Cells/Rechargeable Lithium BatteryHELMET SPEC Shade A