DX » Community » Reviews » UltraFire Protected 18650 3.7V 2400mAh Lithium Batteries (2PCS)
Customer’s impression:
OK Good Battery Good 18650 batteries. Unexploded Somewhat reliable
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  • posted byhighflyergfs on 07/24/2015

    On first charge, it gave less than 600mAh from nominal 2400mAh. It took almost 10 cycles of charging, discharging for reaching maximum capacity showing these bateries may not be that much reliable. The protection circuit cannot be trusted as it does not cut off on low voltage. Did not test on It... Read more

    Impression:OK,Unexploded,Somewhat reliable;

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  • posted byshindenfudo on 03/26/2015

    Average 18650 batteries for uses that do not need so many power. Declared mAh maybe higher than real.

    Impression:Good 18650 batteries.;

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  • posted byChicT on 11/11/2013

    - They are protected from overcharging and over-discharging; - Relatively cheap price; - Not reliable, I used them in my flashlight; - Price would be very good IF they were reliable. I used them in my flashlight for almost a year, then one suddenly started smelling weird, and didn't charge I used... Read more

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  • posted byperror3 on 01/02/2013

    Protected which make me feel better. After all, lithium batteries can burn and something can go wrong when charging. Good price/performance. Yes, there are batteries with much higher stated capacity but those will cost more and with two batteries you can always have one charged as a backup. None... Read more

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  • posted byvsukwizard on 03/09/2010

    The tital of UltraFire Protected 18650 3.7V 2400mAh Lithium Batteries looks to be a very close match. And they work with all my 18650 torches. I dont trust any mAh rating from DX because they are always inflated. I'm a big fan of Max mAh to size. And these are not very good. But they do come in a... Read more

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