??Three LED lights four light mode options: The Headlight and Taillight feature an one-touch switch with four different lighting modes depending on your preference. Include full brightness, half brightness, fast flashing and slow flashing.?? Both front and back lights are water resistant rated to IPX4 (against splashing water from any angle). They are compact and versatile enough for cycling, hiking, camping, running, jogging, walking your dog, or any outdoor activity and can be used as emergency flashlight, so you can keep it inside your car, basement, attic, and emergency kit.??Suitable for all bikes, Easily install on any bike with the stretchable attachment band and the clip. No tools needed The clip assures for perfect snug fit on any type of bike like normal bicycle, road bike, mount bike.??Aluminum alloy and engineering plastic packaging, This USB rechargeable bike light Upgraded battery capacity and charging cycles, which built in 650mAh rechargeable lithium battery, Continuous discharge time about 4 hours. Brightness 100 lumens. so it is more safety and long lasting.International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.