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CTECHI is an expert in battery solutions, specializing in ODM, OEM, and SKD for energy storage, motive power, and consumer batteries.

Miniature electronic component charging button battery ML621 3V Lithium Ion for Key Fobs, Hearing Aids 1
Miniature electronic component charging button battery ML621 3V Lithium Ion for Key Fobs, Hearing Aids 1

Miniature electronic component charging button battery ML621 3V Lithium Ion for Key Fobs, Hearing Aids

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    Brand
    CTECHi
    Weight
    0.23g
    Item
    ML621 lithium battery
    Voltage Nominal
    3.0V
    Capacity Nominal
    5mAh
    Energy
    0.015Wh
    Dimension
    6*2.1mm
    Charge
    yes
    Operating Temperature
    -20+60℃
    Product Details
    The ML621 is a ML series lithium ion button battery with a diameter of 6 mm, a thickness of 2.1 mm and a capacity of 5 mAh. Compared with silver oxide batteries and zinc-air batteries, the ML621 has a higher voltage (3V) and can be recharged after the battery is used. It is a compact and lightweight high-performance button battery.
    • Miniature electronic component charging button battery ML621 3V Lithium Ion for Key Fobs, Hearing Aids 2
      ML621 rechargeable button battery solder piece details
    • Miniature electronic component charging button battery ML621 3V Lithium Ion for Key Fobs, Hearing Aids 3
      ML621 rechargeable button battery charge property
    • Miniature electronic component charging button battery ML621 3V Lithium Ion for Key Fobs, Hearing Aids 4
      ML621 rechargeable button battery discharge characteristics
    • Miniature electronic component charging button battery ML621 3V Lithium Ion for Key Fobs, Hearing Aids 5
      ML621 rechargeable button battery high rate discharge characteristics
    • Miniature electronic component charging button battery ML621 3V Lithium Ion for Key Fobs, Hearing Aids 6
      ML621 rechargeable button battery relationship between discharge current and duration time
    • Miniature electronic component charging button battery ML621 3V Lithium Ion for Key Fobs, Hearing Aids 7
      ML621 rechargeable button battery temperature characteristics
    Application Scope
    The ML621 is a compact and lightweight lithium-ion button battery with high voltage, good stability and long service life, and it can be used at a lower cost because it can be charged. Can be used in some small electronic products, such as car keys, calculators, watches, electronic scales and computer motherboards.
    • Miniature electronic component charging button battery ML621 3V Lithium Ion for Key Fobs, Hearing Aids 8
      ML621 lithium button battery can be used in Calculator
    • Miniature electronic component charging button battery ML621 3V Lithium Ion for Key Fobs, Hearing Aids 9
      ML621 lithium button battery can be used in car key
    • Miniature electronic component charging button battery ML621 3V Lithium Ion for Key Fobs, Hearing Aids 10
      ML621 lithium button battery can be used in watch

    The ML621 is a miniature, rechargeable lithium ion button battery that offers a perfect solution for powering small electronic devices. Here are some of its key features:

    • Rechargeable: Unlike disposable button batteries, the ML621 can be recharged many times, saving you money and reducing waste.

    • High Capacity (5mAh): Provides long-lasting power for your devices.

    • 3V Output Voltage: Delivers the power needed for a variety of applications.

    • Long Lifespan: You won't have to replace it as often as disposable batteries.

    • Wide Applications: Ideal for CMOS backups, key fobs, wearables, calculators, cameras, and other small electronic devices.

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