Olight Perun 2 Dream Blue & Black Smooth 4.75" Water Resistant Headlamp PERUN2DB

4.75" overall. Water resistant. Clip. Impact resistant. Lanyard. Rechargeable. TIR optic lens. MCC3 magnetic charging cable. High performance cool white LED. Front switch. Modes: Turbo (2500-800 lumens, 2+175m runtime); High (500 lumens, 4.5h runtime); Medium (120 lumens, 18h runtime); Low (30 lumens, 66h runtime); Moon (5 lumens, 12.5 day runtime). Built-in proximity sensor to drop brightness in case of obstruction. Nylon headband with silicone bracket. Color: Dream blue. Requires (1) 21700 battery (included). Aluminum construction. Boxed.