An ultra-bright, high capacity USB rechargeable light providing 500 lumens of light output. Dual zone refractor lens design allows clear near and far visibility focusing the main beam downward to prevent affecting pedestrians or oncoming traffic, while amber side-lighting adds safety on roadways.Forged aluminium / Injection molded plastic constructionMounts to handlebars (25.4 & 31.8mm)Mount is compatible with Topeak Ridecase and Smartphone DryBagsIncludes adaptor for mounting Garmin computersDual zone refractor lens,Amber side-lightingModes: 611.7x3.2x1.2cm110gÊMax output: 500 Lumens Lamp: Cree XP-L LED Battery: 3.7V 3000mAh Lithium Ion Burn time: 1.2 hr (Ultra), 1.7 hr (High),Ê 4 hr (Middle), 8 hr (Low), 50 hr (Blinking), 10 hr (Hyper Constant) Charge time: 4 hr