Blast from the past.... it doesn't use any batteries!

Modernflame

Flashlight Enthusiast
Joined
Jan 27, 2017
Messages
4,383
Location
Dirty Dirty South
A true bench mark for efficiency. As an added benefit, you won't disturb any family members creeping around the house at night with your flashlight.
 

LEDAdd1ct

Flashlight Enthusiast
Joined
Jul 4, 2007
Messages
3,557
Location
Hudson Valley
Last week, I ran my flashlight on gasoline as well!

I just took a more circuitous route:

Gasoline generator to Xtar charger to 18650 to flashlight. :)
 

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