BLACKBURN Mars 4.0 Rear Bike LightIf you want to be seen at night, this is the most powerful rear flasher from Blackburn.
- 1 watt ultrabright red LED
- Two amber side LEDs for side visibility
- 50 hr. steady, 150 hr. flashing run times
- No-tool battery installation
- 2 AAA batteries included
- Three mounting options included: belt clip, seat post clamp, and reflector/rear rack mount