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NiteRider Solas 40 Tail Light
Bulbs: LED
Power Source: Li-Po battery
Batteries Included: yes
Modes: 2 steady/2 flash
Lumens: 40
If many of your road rides take place before or after the sunset, make sure you stay visible to motorists with NiteRider's Solas 40 Tail Light. Weighing just 54g, the light mounts cleanly to your seatpost and uses LED bulbs to project up to 40 lumens in two steady and two flash modes. If you're out with a group, use Group Ride mode calm the light down a little -- the setting will still keep you seen without annoying the other cyclists riding behind you. When the lithium battery gets low, it's quickly and easily recharged using the included USB cord.