Sigma Powerled EVO Rechargeable Light (900 Lumen) Extreme light output up to 900 lumens Extra long burn time with constant brightness (3h/1.5h power, 5h/2.5h standard-, 11h/5.5 h energy-saving mode with IIONXL/IION) 4 modes: energy saving, standard, power and flashing mode Helmet bracket - included Watertight