【LED/LD Function & 6 Lighting Modes】The WINDFIRE bike tail light provides with double modes, which has 6 working modes(LD working mode: Slow flash - Fast flash - Keep bright. LED working mode: LED light up one by one - Flash in cycle - Keep bright.) Short press to switch modes, LED/LD can work at the same time.

【USB Rechargeable & Long-lasting】The rear bike light built-in 500mAh rechargeable battery, and comes with a USB charging cable, it is easy and convenient to charge from most USB devices, no need to spend extra money to buy batteries. 2 hours charging and provide up to 7 hours running time.

【Laser Bike Lane Light】 LD and LED double modes, independent switch control. Both the cyclist and the vehicle are within the laser warning line, which can remind any possible incoming vehicle, providing riders with their own virtual lanes to further increasing visibility.

【Waterproof & Easy to Install】The bicycle taillight is made of highly airtight construction ABS plastic, durable and IPX5 waterproof grade makes the bike tail light can be used in rain weather, it is the best partner for your outdoor riding. No tools required, only 3 SECONDS to install/release on any bikes.

【Warranty & Package Includes】 2-YEAR WARRANTY. If you need any help, please contact us and we will respond in 24 hours. The WINDFIRE laser bike light package included: 1 x Rechargeable rear bicycle light, 1 x Mount, 1 x USB cable and 1 x user manual.