9500 Lumens Powerful Bicycle Lights Front and Rear - USB rechargeable bike light set with 6 LEDs and a built-in powerful 10000 mAh battery pack. Max output is 9000 lumens with no external battery accessories needed. Runtime is up to 10 hrs at the brightest mode and 60+ hours at the low brightness mode, with a visible distance of up to 1640+ ft. It provides you with enough foresight to ride confidently. 5+5 Lighting Modes & 60+ Hours Runtime - This bike front light has 5 lighting modes: High | Medium | Low | Strobe | SOS. The rear bike light comes with 5 modes: Strong | Marquee Mode 1 | Flash | Marquee Mode 2 | Breathing. Our specially designed Marquee Mode can really draw more attention than other lights with a steady pattern. (Notes: When the bike headlight is turned off, keep pressing the switch button for 2 seconds to shift between 3 and 5 lighting modes.) 10000 mAh Rechargeable Batteries - The led bike light rechargeable feature allows you to charge both headlight and taill


