Is it a fake 18650 battery? (Featuring the Samsung 25R)

Table of Contents Likelihood of fakes Woman caught faking Samsung batteries Basic Inspection Spec sheet Visual cues Simple measurements Mark...

Exactly why 18650 battery names like VTC4, VTC5, Samsung 25R, are confusing everybody

Naming conventions used in tech are usually pretty easy to follow. But it's all too often consumers expect a naming convention to hold true, and when ...

Awesome Batteries Part 2 - Inspecting the Samsung 25R

Table of Contents Introduction Official Data Sheet Visual Inspection & Measurements Technical Discharge Test Checking Resistance E-cigaret...