Found this fake 18650 picture elsewhere on reddit, figured I'd cross post here for awareness : r/electronic_cigarette
How to Know a Fake 18650 Battery - Instructables
Fake Ultrafire 18650's | Laser Pointer Forums - Discuss Laser Pointers | High Power Lasers
How to Know a Fake 18650 Battery - Instructables
3.7Volt 4200mAh 18650 Li-ion Rechargable Battery - 1 Piece
Fake China batteries 18650 Weight TEST - YouTube
Beware of Fake Ultrafire 18650 Batteries -
Need a battery source - General Electronics - Arduino Forum
FAKE ULTRAFIRE 18650 LITHIUM BATTERIES -- 6800mAh - YouTube
How to Know a Fake 18650 Battery - Instructables
UltraFire 18650 fake capacity claims | Don't trust these in … | Flickr
Beware of Fake Ultrafire 18650 Batteries -
Disassembly of some UltraFire batteries
Dangerous!!! Fake UltraFire... - UltraFire Flashlight | Facebook
4pcs Ultrafire Battery 18650 4000mah 3.7v Recharge - Ultrafire 18650 3.7v 3600mah - Aliexpress
Beware of Fake Ultrafire 18650 Batteries -
HOW TO: Spot FAKE 18650 Lithium Ion Batteries! - YouTube
The "Ultrafire" 18650 name explained – 18650 Battery | BATTERY BRO
Warning! Dangerous fake rechargable batteries. | The Mild Adventurer
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.
Μπαταρίες – Fishing Led Lighting
The UltraFire SCAM (Fake 18650 Li-Ion Batteries Rated 4200mAh) BEWARE - YouTube
18650 Ultra Fire 4200 mAh vs 1500 mAh FAKE Akku - YouTube
18650 Batteries, Real or Fake; and what can the fakes do ? - YouTube
Fake Ultrafire 18650 battery warning | Candle Power Forums
5 Easy Ways to Spot a Counterfeit 18650 Battery | HealthCabin
Energies | Free Full-Text | The Distribution and Detection Issues of Counterfeit Lithium-Ion Batteries
