Features: 1. Super Bright Bike Lights: Include Front Cycling Light and Back LightFront light has 3 modes-High/Low/Flashing,torch light with bike clamp, Button switch. Special designed light beam produces powerful lumen and generates a brilliant floodlight for Large area without wasting energy.2. Long Running Time: Can work 3 hours in high mode, 5 hours in low mode,and 12 hours in strobe mode, so you dont have to worry about it running out on the way. Back Light has 3 Modes: Slide-Flashing-Always on3. USB rechargeable: Built in Rechargeable Li-ion battery, easily charged from your computer or any device with a USB port.4. 360 Visibility: Safety set for riding at night.Both a headlight and a tail light making your bicycle stand out with unmatched 360 visibility so you and your loved ones are safer in any low light conditions.5. Durable bike lights-Durable aluminum body, shock-resistance endure rough handling.6. Do not be afraid of the rough road.7. Waterproof:IP65-rated water resistantand designed for use in heavy rain and outside riding.Mini design ,lightweight,space-saving.Installation:Easy to install with no tool required-The flashlight is easy to install on the bicycle with the adjustable bracket(3 small holes to adjust) without detach the mount from the bike.Specifications:Products: riding headlights Material: aluminum alloy, acrylic Color: as shown in the figure Dimensions: 6.5*3.7*2.5CM/2.56*1.46*0.98inPackage Includes:1* headlight2*USB cable1* taillight