Bell Sports 7161528 Radian 850 Bike Light Set

The bell radian 850 bike light set is the latest light set in the bell line to incorporate glowtech chip on board (cob) technology, allowing denser placement of leds for a brighter light with a lasting glow. this be-seen light is perfect for partially lit roads and paths. for those needing added security, the radian locking mount contains internal hardware requiring tools for install and removal. the headlight has 85 lumens with 2 modes and the taillight has 10 lumens with 3 modes. the headlight run time is 6hrs-40hrs depending on mode and the taillight run time is 16hrs-32hrs depending on the model. it uses 5-aaa batteries (not included).