PSA: This is why you should avoid Ultrafire and sketchy Chinese batteries. There's no protection circuit, despite their claim, and their advertised capacity is 9 times what they're capable of. : r/flashlight
/DSC_9480.jpg "Test/review of UltraFire 16340 650mAh (Red-black) - Rechargeable Batteries - BudgetLightForum.com")
Test/review of UltraFire 16340 650mAh (Red-black) - Rechargeable Batteries - BudgetLightForum.com
UltraFire 3000mAh 3.7V 18650 Rechargeable BRC Lithium Battery With Pro
/UltraFire%20BRC18650%203000mAh%20(Red-silver)-info.png "Test of UltraFire BRC18650 3000mAh (Red-silver)")
Test of UltraFire BRC18650 3000mAh (Red-silver)
/DSC_8596.jpg "Test/review of UltraFire BRC26650 7800mAh (Red) - Rechargeable Batteries - BudgetLightForum.com")
Test/review of UltraFire BRC26650 7800mAh (Red) - Rechargeable Batteries - BudgetLightForum.com
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.
/DSC_0295.jpg "Test of UltraFire BRC18650 3000mAh (Red-silver)")
Test of UltraFire BRC18650 3000mAh (Red-silver)
Battery test-review 18650 summary
Ebay Ultrafire 18650 Battery Review - 6000mAh - YouTube
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Ultrafire BRC 18650 LI-ion battery test | FotiFixes.com - A Journal of my fixesFotiFixes.com – A Journal of my fixes
UltraFire 3400mAh 3.7V 18650 USB Rechargeable Lithium Battery with Pro
UltraFire 5000mAh 3.7V 26650 Rechargeable BRC Lithium Battery with Pro
Multi-Million Dollar Scandal - Ultrafire 9800mah 18650 Lithium Ion Bat – Battery Hookup
UltraFire Flashlight With Chargers and 2pcs 18650 2600mah Rechargeable Battery for sale online | eBay
Ultrafire 18650 Rechargeable Batteries
UltraFire 3400mAh 3.7V 18650 USB Rechargeable Lithium Battery with Pro
Beware of Fake Ultrafire 18650 Batteries -
/DSC_5879.jpg "Test/Review of UltraFire SJ18650 6000mAh (Black) - Rechargeable Batteries - BudgetLightForum.com")
Test/Review of UltraFire SJ18650 6000mAh (Black) - Rechargeable Batteries - BudgetLightForum.com
UltraFire FLB 18650 3000mAh 3.7V High-Capacity Protected Lithium Ion (Li-ion) Button Top Battery - Priced Per Cell
Ultrafire BRC 18650 2600mah 3.7V Protected Li-Ion Battery
Tested cells, from left to right, UltraFire TR18650 4200 mAh, UltraFire... | Download Scientific Diagram
/DSC_3684.jpg "Test/Review of UltraFire SZ18650 9900mAh (Yellow) - Rechargeable Batteries - BudgetLightForum.com")
Test/Review of UltraFire SZ18650 9900mAh (Yellow) - Rechargeable Batteries - BudgetLightForum.com
Chinese 18650 Li-ion cells – Ultrafire capacity test – owenduffy.net
Testing 18650 Li-ion Batteries
/DSC_2752.jpg "Test/review of UltraFire CN18650 9800mAh (Yellow) - Rechargeable Batteries - BudgetLightForum.com")