Topeak Whitelite Aero USB 1W

Slim, aerodynamic front light with a maximum 110 lumens. Perfect for road and commuter cycling. Rubber strap allows tool-free mounting and removal. Low battery indicator 7.6x3.4x3.1cm 42g Lamp: White COB LED Battery: 3.7V 640 mAh Lithium Modes: High Beam, Low Beam, Blinking, Pulse Burn Time (approx): 2hr (High), 4hr (Low), 15hr (Blinking), 50hr (Pulse) Charge Time (approx): 2hrs