CREE XML T6 LED Bicycle light 1.Luminous flux: 1,800lm ... 50,000 hours 3.Beam range: 300 meters CREE XML T6 LED Bicycle light Specification : LED lamp: 1 x Cree ... XML T6 + 2 x Cree U2Modes: four: T6 LED on full powerU2 LED on full ... .5ARunning time: 3 hours at full powerBody material: AL6N01-T6 aluminum, blackFinishes: CNC process and anodic oxidation surface treatmentEach set ...