USB RECHARGEABLE: For a quick charge, just connect the cycling light with any USB devices such as power bank, car charger or AC outlet adapter.FOUR LIGHT MODE OPTIONS: A simple and easy to use bicycle light. You only need to change the light mode by pressing the power button. Low light - Medium light - High light - Strobe - SOS, super bright bike lights, a nice companion of your night riding.WATERPROOF: With sealed housing, our led light is designed to be resistant to water and rain, This bicycle lights is suitable for fog or little rainny day.EASY TO INSTALL: Setup is straight-forward, mount and detach in just seconds Simply hand turn the hardware until it's tight and secure on your bike handlebar in a desired location, simply screw off the light from the mount so you can take it with you when leaving the bike locked up outside.