GENTOS LED USB 620 Run Rear View NR Requires Rechargeable Battery or 3 AA Batteries NRX-280H Headlamp, Rechargeable, Lumens, 3-Hour Time, Illuminator,

Dimensions (approx.): Head: 126mm W x 33.2mm D x 34.3mm H; Battery box: 84.8mm W x 30.4mm D x 53.8mm H; Weight: Approx. 203g (including batteries) Set contents and accessories: Main unit, non-slip headband, protective cover, USB Type-C cable (50cm), built-in rechargeable battery Brightness: High/620 lumens, Mid/290 lumens, Eco/60 lumens; Battery: Rechargeable battery or 3 AA alkaline batteries (sold separately) Actual lighting duration: Head unit (High/3 hours, Mid/7 hours, Eco/14 hours, Flashing/8 hours), Rear recognition light (On/90 hours, Flashing/130 hours) Features: 2m drop resistance, dustproof and water resistant (IP66 compliant), maximum beam distance: approximately 32m