The Blinky Safety Light Set features a white headlight and a red taillight, both with super bright LEDs for top-notch visibility and safety. They also have flashing and steady modes providing 220 degrees of light that can be seen from up to 1 mile. Plus, these small flashers are weatherproof, light and durable. The included batteries deliver 100 hours of run time. And, handlebar, seatpost and seatstay mounts are included so they're super easy to put on your bike.