An ultra-bright, high capacity USB rechargeable light, offering 850 lumens of light output and five lighting levels, as well as reserve power for longer run times. The dual zone refractor lens design allows for clear visibility both near and far, focusing the main beam downward to avoid affecting pedestrians or oncoming traffic. The handlebar mount, which is included, provides flexibility for mounting various accessories such as a cycle computer, RideCase, single or dual lights, CubiCubi backup battery, and GoPro Session Cameras. Features:- Output: 850 Lumens- Lamp: Cree® XLamp® XHP50.2- Battery: 3.7V 3000mAh Lithium Ion (integrated)- Reserve time: 0.5 hr- Micro USB charging- Charge time: 4-6 hr approx- Lamp housing: Forged aluminum / Injection molded polymer- Mount: Aluminium handlebar mount (ø25.4 - ø31.8 mm) (Shim included)- IPX 6 waterproof- Dual zone refractor lens- Low battery indicator- Optional USB charging dock- Dimensions: 10.4x3.8x3.8cm- Weight: 124g