Ultrafire 4000Mah 18650,Home Improvement: Hkbayi Ultrafire E17 2000 Lumen Flashlight Led Cree T6 XM-L Ca...

Home Improvement: hkbayi UltraFire E17 2000 Lumen Flashlight Led Cree T6 XM-L Camping Torch Flash Light The Lamp With Mount Holder Set + 2pcs 18650 Li-ion Battery 4000mah Ultrafire 3.7v Batteries + 18650 Dual Charger - Spring Digi Center

Health and Beauty: 4pcs 18650 4000 mAh 3.7V Li-ion Rechargeable Battery + 1pcs charger - Ultrafire

Home Improvement: Intsun? 2 Pcs UltraFire Protected 18650 4000mAh Rechargeable Batteries Plus Charger - Sunnice?

CE: Ultrafire Li-ion Battery Pair 18650 (3.7V, 3200 mAh, Gray) + Charger Combo - Eternally

CE: 4pcs Ultrafire 18650 4000 mAh 3.7V Li-ion Rechargeable Battery + 1pcs charger Combo - TangsFire

Lawn & Patio: Supershop? 6pcs 18650 4000mah 3.7v Red&Black Rechargeable Li-ion Battery - Supershop?

Photography: UltraFire BRC 18650 3.7V "4000mAh" Li-ion Batteries Battery - Black + Golden (Pair) - LightsCastle

Home Improvement: Ultrafire 1800 Lm Cree Xm-l2 Led Upgraded Flashlight Torch 5-modes with 4pcs 18650 4000 Mah 3.7v Li-ion Rechargeable Battery + 1pcs Charger - Keep it

Home: MaxSale UltraFire 18650 Rechargeable 4000mAh 3.7V Battery - 100% new brand

CE: UltraFire 2 Pcs 18650 3.7V 4000mAh Protected Rechargeable Battery + Charger - DULEX

CE: UltraFire BRC 18650 4000 mAh 3.7V Rechargeable Protected Lithium Battery-Golden(2-battery pack) - Properss

Video Games: Genuine UltraFire 18650 rechargeable lithium battery 4000mAH Flashlight dedicated with protection board - NTRIW

CE: 3.7V 18650 4000mah Rechargeable Batteries 2 Pack - Generic

CE: 4 Pcs UltraFire Protected 18650 3.7V 4000mAh Rechargeable Li-ion Batteries(Pair) - BGM

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Car Audio or Theater: Qich Super Bright Ultrafire C8 Cree Xm-l LED T6 1300 Lumens 5 Mode Flashlight Torch with 2pcs 18650 3.7V 4000mAh Rechargeable Battery + Dual charger - qich

Home Improvement: AORANINC 4Pcs 18650 4000mAh 3.7v Li-ion UltraFire BRC Rechargeable Battery + Smart Charger - AORANINC

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CE: 2pcs Ultrafire 18650 4000 mAh 3.7V Li-ion Rechargeable Battery - Ultrafire

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Ultrafire 4000Mah 18650 Popular Q&A

Q: Can you overcharge ultrafire tr18650 2400mah 3.7v batteries?
A: I would be careful - no, very careful with these. while they should have under/over protection built in they are potentially fire bombs if anything goes wrong. ... Read More »

Q: UltraFire XSL 18650 2600mAh - Anyone?
A: biggest problem i am having with these (do i say china or offbrand*) cells is they dont seem to last the TIME of, the real LG cells, many of AWs cells, Sony Cel... Read More »

Q: Does anyone have any experience with these batteries? ultrafire 1...
A: I believe LG has a good reputation with their 18650 batteries. Battery Junction (site supporter) sells 2 different models of LG 18650's (2400 mah & 2200 mah) fo... Read More »

Q: Anybody else see this? DealExtreme: $22.20 UltraFire WF-502B MC-E...
A: TJ, what possible reason could you have for reviving this thread? lol. A disclaimer, I've learned a lot since this post, and the above is not a good flashlight.... Read More »

Ultrafire 4000Mah 18650 Helpful Resources

Amazon.com: Customer Reviews: 4pcs 18650 4000 mAh 3.7V Li-ion ...
Find helpful customer reviews and review ratings for 4pcs 18650 4000 mAh 3.7V ... We are the manufacture of Ultrafire collection,and here declare that we had ...