USB C RECHARGEABLE: The COB headlamp is charged via the provided USB cable. Built in 1200mAh battery, no additional battery purchase. After full charge, can work for 34 hours under strong light and 56 hours under weak light, adapt to various working requirementsFOUR LIGHTING MODES: COB head torch supports full bright strong light, full bright weak light, full bright burst and flash, and separate light of taillight white to meet different lighting needsEASY TO CARRY: The LED head torch is available in two ways, worn on your head or hung around your neck, weightless and allow you to focus on your studies, work and outdoor activitiesHIGHLIGHT WICKS: With up to 2000lms, LED headlamps give maximum comfort to the eyes while illuminating the surroundings without causing discomfort to your eyesWIDE RANGE OF APPLICATIONS: LED headlight not only provides lighting and warnings while running or camping at night, but also provides light while reading or working at night, life grade waterproof, and works even on rainy days