1. Compact, powerful and reliable headlights-waterproof and impact resistant, ultra-wide and long-distance beams and unique LEDs, which can achieve an incredible 1000 lumens, thus ensuring your riding safety.2. Multiple modes ---- You can switch between 5 normal modes at the push of a button: the front light can automatically adjust its appropriate brightness according to the ambient light you are in. The darker the environment, the brighter the bicycle lights become, and vice versa.3. Rechargeable battery-fast charging with power indicator. With the built-in 2600 mAh lithium battery, the bicycle light can be charged via any USB device, thus saving time and money for buying and replacing traditional batteries.4. Waterproof and easy to install----Waterproof design can keep the headlights in perfect working condition in any weather, and all roads, mountain bikes, hybrid bicycles, etc. can be easily installed without any tools. Once the headlights are installed, they can be turned in all directions.