Nathan LightSpur Strobe
- Quickly and securely attaches to heel of your shoe
- Super lightweight so you don't feel a thing
- Multi-settings for high visibility and added safety
- Waterproof so you can run longer in any weather
- Easily replaceable watch battery offers 100+ hours of illumination
- Usage Instructions: Press and hold power button for 2-3 seconds to turn on. Press again to switch between steady and strobe modes. Press and hold power button for 2-3 seconds to turn off.