Blackburn's Click taillight is a bright, reliable and easy-to-use safety light. To install, simply wrap the rubber strap around your seatpost and tap the lens to turn it on. No tools are required for installation, and the 2 superbright red LEDs ensure you'll be seen and safe. The Click taillight is very easy to transfer between bikes, too.
Run time: 70/140 hours (steady/flash)
2 CR2032 coin batteries included