Product DescriptionPlanet Bike Spok LED Micro Taillights have superbright LEDs that are visible up to 1 mile. Features: Superbright LED visible up to 1 mile. Strap allows light to be mounted to all shapes and sizes of tubes. Translucent case allows for 220 degree visibility. Keychain hole, up to 100 hours
Mtbr Bike Lights Shootout - over 50 bike lights reviewed, photographed and measured here.