The Serfas Thunderbolt Tail Light offers a quick, easy and affordable way to stay safe on your bike by making you clearly visible from behind. It is one of the brightest bike tail lights available, yet costs less than $50. The rubber stays make it easy to install on any bike in seconds.
Review of the Serfas E-Lume 450 Bike Headlight. The compact Serfas E-Lume 450 Bike Headlight bike light is our choice for Best Bright Budget bike light. It is extremely bright with 450 lumens of light, yet has a wide beam. This bike headlight is excellent quality and really great value for money.