4.33” overall. Strobe. Water resistant. Impact resistant. Clip. Rechargeable. High performance cool white LED. UV light. 85m beam distance. MCC1A magnetic USB charging. Central button and selector. Modes: Turbo (1000-300 lumens, 4+110m runtime); High (300-60 lumens, 140+20m runtime); Medium (60 lumens, 12h 50m runtime); Low (15 lumens, 41h runtime); Moon (1 lumen, 8 day runtime) Requires (1) Lithium battery (included). Aluminum construction. Color: Black. Boxed.