How Long Does A Aa Battery Last In A Flashlight. To connect wires to the flashlight drill a small hole onto the body and sand the edges. Cut the wires slightly longer than you need and solder them to the flashlights battery holder and the AA battery holder.

Ad Get the Best AA Rechargeable Battery Based on Price Features Ratings Reviews. Rechargeable batteries are also available. The most common batteries for LED flashlights are.
Duracell AA alkaline batteries have an expected shelf life of seven years if they are not in use.
And the big winner. No set answer to that. Duracell AA alkaline batteries have an expected shelf life of seven years if they are not in use. The lesser insulated Micro drop LED light sets should go for more than 100 hours with 2 round C-batteries or a new set of 3 AA batteries.
