... User Manual1) Using SSC high power LED W724CD light, 1200 lumens. Life of LED is 100,000 ... alloy, CNC machining, anodizing surface treatment 4) Combined with four 18650 batteries, capacity: 4400mAh, 8.4V5) Waterproof ... bicycle, use as a lamp -With elastic rubber band caps, with the lamp when the headlights use ... Less then 30% High Power LED Bicycle Light and Headlight, Luminous Flux: 1200lm Med-7888