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TWS Earphone Batteries

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PEK’s  battery serves the world's first-tier headset brands, with long battery duration, helping you to listen freely.

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Battery sharing is growing steadily and fast. No time to charge your Battery? Shove it into the Swobbee charger and exchange your Kumpan Electric battery for a full one. As simple as that.💚

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Small size,double taps straight insertion fix, more clever and artistic for earphone design.

KRAS Protein Structure. RAS is a family of related proteins that is expressed in all animals. KRAS is one of three RAS genes found in humans. RAS genes are mutated in approximately one-third of all human cancers.

8mm Waist, 4mm Height

Advanced fast charging technology allows you to enjoy a new listening experience.

Scientist examines the result of a plaque assay, which is a test that allows scientists to count how many flu virus particles (virions) are in a mixture. To perform the test, scientists must first grow host cells that attach to the bottom of the plate, and then add viruses to each well so that the attached cells may be infected. After staining the uninfected cells purple, the scientist can count the clear spots on the plate, each representing a single virus particle.

1Minute Charging,1Hour Music

Small size, large capacity, energy density as high as 480Wh/L.

Longer duration

Lower capacity decrease after continuous cycling, longer service life.

Lithium ion 18650 size industrial high current batteries

500 Cycles

Customized available for LCO, NCM and LFP.

Scientist with lithium ion pouch cell manufacture machine in battery research facility, low angle view

Multi-chemistry Options

Bean Cell for earphone and pouch cell for charging box, including high energy density type and fast charging type.