BV Waterproof LED Bike Light, Bicycle USB Rechargeable LED Safety Light Set, Super Bright Headlight, Red LED Taillight MICRO USB RECHARGEABLE AND 3 MODES FOR HEADLIGHT: Rechargeable bike headlight lights your way brightly while cycling. Perfect for commuting, road cycling, mountain biking, etc. USB cable is included. You can choose your favorite mode for your ridingSteady, Low Beam, and Flashing. TOOL-LESS INSTALLATION: You can install the lights to your bike in seconds without the need for any tools or other equipment. WEATHER RESISTANT: With this waterproof silicone structure design, whether rain or shine, summer or winterany weather condition, any timeenjoy enhanced visibility and you will be safe at any time of the day. LOW BATTERY INDICATOR: RedBattery below 10%; GreenCharging. Simply charge the lights with the USB cable that included in the package when it shows red. 100% SATISFACTION GUARANTEE: This product is covered by BikepakUSA warranty. We are so confident you will love this product that we offer 30 days Money Back Guarantee with 1 year free replacement warranty!