Avenir Bright Spot Half Watt Combo Set (Clear/Red, 1 and 1-LED) Spot Half Watt Frontlight: High Intensity Bright White Spot LED. Tail Spot Half Watt Taillight: High Intensity Bright Red Spot LED. Run time: ( FL & TL) 50 hours ( Constant), 100 hours ( Flash). 4 AAA batteries ( 2FL & 2TL) & mounting included (tool-free universal mounting). 800 meters visibility ( FL & TL) / water resistant / RoHS compliant.