... ,High lumen 4,High stability CREE Waterproof 3 bike led light Features:1, LED Chip: CREE High Power LED2, Integrated digital circuit board ... of 2800mA, brightness of 900 lumens4, Aluminum alloy orange reflector cup, perfect focus5, High working temperature6, Waterproof, can be used in ... on one's head by headband CREE Waterproof 3 bike led light