Sorry, but where do you read this? Spec chart only tells output, runtime and more of that. No mention of battery usage.
Edit: I should scroll
Spec chart in the 2015 catalog shows similar CR123 option, 8× in the LD75 vs. 6× in the LD60 in lieu of half as many 18650s for each light. So it maytorchflux Today, 02:01 AM
Found this video a while back. Looks like some have a Petzl headlamp.
(Special Warfare Combatant Craft Crewman)