LED Bike Light for Night Riding Ferei BL800F

LED Bicycle light BL800F- Two heads--CyclingNighthawk SPECIFICATION 2*CREE XM-L LED
Version A:  (Neutral White ) beam, 1140 Lumens, runtime 2.5hour, beam distance 250 meters.
Version B:  (Cool White ) beam, 1560 Lumens, runtime 2.5hours, beam distance 350 meters
Med (user-defined): 10%-20%-30%-40%-50%-60%-70%-80%
Waterproof: IPX4
Drop heigth: 1 Meter
luminous intensity: 60,000 CD
Battery: 4*18650 7.2V Li-Ioon battery pack
L * W * H = 48.8x38x33.5mm
Weight: 134g (accessories excluded)  Features: * Single quick release holder makes lamp installationsimply.
* Surface-coated optical glass lens resists abrasions andscratches, also provides an effective transmittance.
* Ferei special developed reflector provides a perfect focusand flawless beam.
* Body can be hard anodized into several colors, also isbetter scratch-resistant.
* Using Ferei own-developed & most advanced intelligentcircuit control system
* LED indicator showing the power condition.
 Brightness modes: Max – Med (user-defined) – 4 kindsblinking
LED Bike Light for Night Riding Ferei BL800F