Brightness: 70 lumens Water resistance: IPX6 4 lighting mode switching (100% lighting, 50% lighting, red lighting, emergency mode) Adopts a head belt that is hard to stretch and has good skin contact. You can enjoy fishing without astonishing the fish with white lighting that illuminates firmly and red lighting with low water permeability.Batteries used: 3 AAA batteries (sold separately) Continuous lighting time: Approximately 20 hours (when in Low mode)