Rechargeable. Water resistant. Impact resistant. SOS strobe. Strobe. CREE XHP 50.2 LED. Modes: Turbo (2000 lumens, 1.5h runtime); High (750 lumens, 2.5h runtime); Medium (200 lumens, 5h runtime); Low (20 lumens, 30h runtime). 144m beam distance. 180 degree lamp rotation. Fully adjustable elastic headband. Single button control. USB charging cord. Aluminum construction. Color: Black. Boxed with hanging tab.