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Regular price $15.00 USD
Regular price Sale price $15.00 USD
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The Electron 18650 Batteries from BLACKCELL is their own factory production to guarantee supply, quality, and stability. 

Optimal rolled Steel and Material. The newest graphene material is also used in the battery.

Main Features:

  • Material: Li-CoMnNi
  • Normal Capacity: 2500mAh
  • Normal Voltage: 3.6v
  • Charging Voltage: 4.2+-0.05v
  • Discharge Cut-Off Voltage: 2.5v
  • Max Charge Current: 4A
  • Max Discharge Current: 40A
  • Continue Discharge Current: 20A


If using a mechanical mods, know the amperage limit of your battery, don’t out too much of strain on it.

Batteries with torn wrapper need to be replaced.

Don’t leave your batteries in your car.

Don’t keep your batteries on your pocket with loose change or keys.

Do keep your batteries in approved batteries case when not in use.

Keep your battery charger in a place where you can keep your eye on it.

Excessive heat (over 80F) and cold(less than 40F) are bad for batteries.

Battery eventually wear out, and need to be replaced every 3-6 moths, depending on use and battery quality.

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How long is the battery warranty period?

Five years

Do you accept OEM&ODM service?

Yes, OEM&ODM accepted, our designers and product developers can meet your needs

Are the batteries Grade A, Brand New?

Yes, Grade A+ quality. The QR code is intact, Brand new.

Are the batteries come with busbars+bolts?

The price come with Busbar and Bolts, One battery will come with one set busbar and bolt(e.g.,if buy 4pcs battery, we will send 4pcs cells with 4pcs busbars and 8pcs bolts) If need more, please contact us online.

Can you test each battery PRIOR to shipping?

We will test all the battery Voltage and Internal resistance before shipping.

What kind of the package of the cells?

Pack with strong package, each cell into thinkness PE foam or bag then into 5 layers strong carton.