Water resistant. Impact resistant. Rechargeable. Modes: High (410 lumens, 2h runtime); Medium (155 lumens, 4h 30m runtime); Low (42 lumens, 9h 30m runtime). 104m beam distance. Twist focus. Quick-Cycle Switch System. Pro-Tek charging. Magnetic. Pure Beam focus. USB-C charging cord. Reflective head strap. Requires (1) Lithium battery (included), or (1) CR123A battery (not included). Boxed.