SHTFPreparedness may collect a share of sales or other compensation from the links on this page.
3 Step Flashlight Mod That Extends Flashlight Battery Over 360%
This cool hack can extend the battery over 3.6% more if you switch out the bulb for an LED.
In any emergency you need to have a source of light. Unfortunately most people who buy flashlights will leave them in a drawer somewhere for months or years and when the time comes to use it, the batteries are dead. This is a huge problem!
With this easy DIY modification, you can get over 360% more battery efficiency thus extending the life of your flashlight. Buy a flash light like the one above here. Check out the full article below: