BLACKCELL
Handheld portable charger
Handheld portable charger
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Battery charger & Power bank
Apply to 3.6V/3.7V Unprotected Li-ion IMR/INR/ICR/18650/20700/18700/21700 and protected 18650 batteries.
Parallel balance charge-discharge technology.
High power conversion efficiency up to 90%.
Compatible with most cell phone charging protocols.
Auto recognizes the load, power supply and cable.
0V Activation function revives over-discharged batteries.
TC/CC/CV three-stage charging maxmizes battery lifepan.
Precisely cut off at 4.2V when the battery is fully charged.
Current Buffiring Technology keeps batteries from violent currents.
Reverse-polanrity/short circuit/overcharge/overheat protection.
Made by flame retardant material.
FAQs
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.