... brightness of 1800 lumens, life 100,000 hours! 2. Intelligen 3 Led Bicycle1. Using a CREE XML-T6 lights and two ... 400 LM; Second: middle XML-T6 the lamp, current output 3.0 A, the brightness of 1000 LM; Three gears: ... , capacity: 4400 mAh, voltage: 8.4 V,work continuously 3 to 4 hours.7. Features: A. Fixed in on the ... remove the battery, will affect the product performance and dangerous. Bicycle Light