How to check 18650 battery mAh with multimeter?

Can I test capacity with just a multimeter? Yes. Use a known resistor as a load and time the discharge to 2.8–3.0 V. Capacity (mAh) = current (A) × hours × 1000.

HFH Main business:Lead-acid to lithium conversion,Energy storage systems,Floor-mounted energy storage,Wall-mounted energy storage,Rack-mounted energy storage.

HFH Can be converted to nickel, stud, and processed into semi-finished products).more details,please contact HFH. lithium batteries for electric vehicle or solar system.

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