CREE Waterproof 1200 lumen led bike light at most 1400lm 1,Shenzhen, China 2,CREE CHIP 3, ... High lumen 4,High stability CREE Waterproof 1200 lumen led bike light Features:1, LED Chip: CREE High Power LED2, Integrated digital circuit ... -metal manufacturing8, Surface: Army Regulation oxidation color: Asian black9, 4x18650 battery capacity: 4400mAh10, Voltage: 8.4V, sustainable work 3-4 hoursApplications ...