Can you identify the fake LG HG2 18650 Battery?
Exactly one of these LG HG2 18650 batteries is fake. Which one do you think is most suspicious? Can you tell which one is fake just by looking at th...
Green Samsung 18650 25R5 vs. Blue 25R2
Battery Bro was asked for clarification to distinguish between the blue 25R and the green 25R. When requested, Samsung SDI responded with the foll...
Comparing Panasonic 18650 BD vs. Panasonic 18650 BE
The BD is grey and the BE is green The Panasonic NCR series is perhaps the most important line of lithium-ion batteries. If that is too far a stret...
Batteries for electric airplanes: Solar Impulse II - flying across the Pacific
Solar Impulse is one of the most interesting projects anywhere in the world. It is a fully-solar powered plane, that one day in the future will neve...
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...