Deconstructing a Sony VTC4 (US18650VTC4)

We recently inspected a shipment of Sony VTC4 18650 batteries. A 300 piece shipment is ordinary for wholesale 18650 orders. Here are a few shots f...

Awesome Batteries Part 1 - Inspecting the New Panasonic-Sanyo NCR18650BF

Table of Contents Introduction A Brief History Panasonic Official Data Sheet Visual Inspection, Measurements, Unwrapping Technical Discharge Test Che...