Some Flashlight brands have picked a new darling Battery to make lights around, the 21700 li-ion battery.
So is there a reason for this? 21700 vs 18650 batteries.
We think there is a pretty good reason…
For electronic device manufacturers …
The post 21700 vs 18650 Battery! Same Size? Replace One For Other? appeared first on Best Tactical Flashlight.
This post first appeared on The Best Tactical Flashlight Buyers Guide: Free Flashlight Checklist, please read the originial post: here
