this model used 6pcs cree U2 led,up to 6000-Lumens ,and with a 6x18650 battery pack,can be worked about 2-3hours!
More than enough licht for road trips and even in the woods by a full moon. I use it almost every night/evening on my bike along the channel. There are no other lights in the neigbourhood. When I switch it off there is almost complete darkness. It is better than any light I have had before