watts - What is the valid capacity ranges of Lithium Ion 18650 batteries? - Electrical Engineering Stack Exchange
u Home Shopping: Fake Ultrafire 18650 Batteries
The Best 18650 Battery and How to Avoid Buying Fakes
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Beware of Fake Ultrafire 18650 Batteries -
SG] UltraFire® 18650 Lithium Ion Rechargeable Battery 3.7v 4800mAh / 9800mAh, Photography, Photography Accessories, Batteries & Chargers on Carousell
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Opened up a fake Ultrafire 18650. Expecting the normal smaller battery with paper wad. Not exactly sure what I am looking at. It looks like a rolled battery. Started to catch fire.