Super Bright LED Bike Tail LightThe flashing bike tail light has 36 50LM LED lights, bright enough to be seen on cloudy/rainy days or even dark night. The bike light is super bright and visible from afar, it is a real eye-catcher and increases your safety. Wireless Remote ControlRemotely control the bike taillight with 4 easy-to-use buttons on the wireless remote to send signals in 3 modes. A remote control on the handlebar for easy rider control while riding. Suitable for mountain bikes and road bikes. Right/Left Turn SignalJust turn on the left/right turn signal via wireless remote control and hazard warning lights. Attract the driver's attention several blocks away and protect yourself in traffic. IPX4 waterproof rating makes this bike light enough to be used in light to moderate rain. USB RechargeableThe bicycle turn signal uses a 500mAh lithium battery, which allows the bicycle taillight to be fully charged in 2 hours, and can work for about 7 hours at constant brightness. The remote control adopts a button battery, which can work for a long time. Easy to installBike tail light and remote control with silicone strap, comfortable and won't damage your bike. Remove the bike taillight and mounting bracket from the box, along the slot, slide the mounting bracket into the groove and hook the snap, easy to install without tools.