Bike turn light: This bike turn signal light comes with smart remote control, which you can keep on the handlebars to let you indicate turns without impacting steering ability. Use the remote control to control the right/left turn signal, providing great safety for cyclists during nighttime or rainy days.USB rechargeable bike rear light: This bike tail light can charge from any device with a USB port, 600mAh battery which can last approximately 5 hours continuous flashing, 80days stand by. Relative and stylish appearance, well coordinate with all kinds of bicycles, mountain bikes, and road bikes.Waterproof bike light set: High water resistant level of IPX6, which can be used for outdoor activities on rainy days, snow, or thick fog. The bike's front and back turn signal LED light has an excellent performance at night time, ensuring your safety.Easy to install: This safety warning bike rear lights can be mounted on different types of bicycles and scooters. No tools are required; Just hook on the durable quick-release rubber strap mount and you are ready to ride.