Size

  • Varta 3/V80H 3P 3.6V NiMH 3 pin battery
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    Varta

    Varta 3/V80H 3P 3.6 Volt 3 Pin NiMH Battery

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    $22.19
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  • Powerizer CR123A 3 Volt lithium batteries 12-pack
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    Powerizer

    12-Pack CR123A Powerizer 3 Volt Lithium Batteries

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    $22.29
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  • Power Portable ER34615 D size 3.6V lithium battery front view
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    Power Portable

    3.6 Volt ER34615 (SAFT LSH20) D Primary Lithium Battery (19000 mAh)

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    $22.39
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  • 3.7 Volt IMR 21700 Lithium Ion Battery (5000 mAh) with Tabs
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    Korea Brand

    3.7 Volt IMR 21700 Lithium Ion Battery (5000 mAh) with Tabs

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    $22.39
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  • 7.2V 700 mAh Li-Ion 14430 Battery Pack - With Protection IC
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    Power Portable

    7.2V 700 mAh Li-Ion 14430 Battery Pack - With Protection IC

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    $22.39
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  • Panasonic Sanyo NCR 20700B 3.7V 4250mAh lithium-ion battery
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    Panasonic

    Sanyo / Panasonic 20700B 3.7V Lithium Ion Battery (4250 mAh)

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    $22.39
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  • Power Portable 32650 3.2V LiFePO4 battery with flat ends
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    Power Portable

    3.2 Volt 32650 LiFePO4 Battery (5000 mAh)

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    $22.49
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  • Panasonic BR2330 3V lithium coin cell battery 5-pack front view
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    Panasonic

    5-Pack BR2330 Panasonic 3 Volt Lithium Coin Cell Battery

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    $22.49
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  • Rayovac rechargeable AA and AAA NiMH battery combo pack
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    Rayovac

    4 x AA (1350 mAh) + 4 x AAA (600 mAh) NiMH Rayovac Battery Combo

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    $22.59
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  • Energizer MAX alkaline battery combo pack with AA, AAA, C, D, and 9V batteries
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    Energizer

    8 AA + 4 AAA + 2 C + 2 D + 1 9 Volt Energizer MAX Alkaline Battery Combo (On Cards)

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    $22.59
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  • 10-pack Renata 394 SR936SW silver oxide button batteries
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    Renata

    10-Pack 394 (SR936SW) Renata Silver Oxide Button Batteries

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    $22.69
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  • Rayovac 392 SR41SW silver oxide button batteries 12-pack
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    Rayovac

    12-Pack 392 / SR41SW Rayovac Silver Oxide Button Batteries

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    $22.69
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  • Korea Brand 2-Pack 18650 HE4 lithium ion batteries with tabs
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    Korea Brand

    2-Pack 18650 HE4 3.6 Volt Lithium Ion Batteries (2500 mAh) w /tabs

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    Was: $28.69
    Now: $22.69
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  • 24-pack Duracell Quantum AA alkaline batteries, model QU1500B12

    Duracell

    24-Pack AA Duracell Quantum Alkaline Batteries (2 Cards of 12)

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  • High-capacity 19000mAh ER34615 primary lithium battery, side view
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    Power Portable

    3.6 Volt D 19000 mAh (ER34615) Primary Lithium Battery (Small button)

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    $22.69
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  • Power Portable 4.8V NiMH battery pack with 4-inch leads
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    Power Portable

    4.8 Volt NiMH Battery Pack (1000 mAh) with Leads

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    $22.69
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  • Power Portable 4.8V 2200mAh NiMH battery pack with HiTec/JR connector
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    Power Portable

    4.8 Volt NiMH Battery Pack (2200 mAh) with HiTec / JR Connector

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    $22.69
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  • Power Portable 4.8V NiMH battery pack with 2200 mAh and leads
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    Power Portable

    4.8 Volt NiMH Battery Pack (2200 mAh) with Leads

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    $22.69
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  • Power Portable 4.8V NiMH square battery pack with 4-inch leads
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    Power Portable

    4.8 Volt NiMH Square Battery Pack (1000 mAh) with Leads

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    $22.69
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  • 5-Pack Panasonic CR2477bn 3 Volt Lithium Coin Cell Battery
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    Panasonic

    5-Pack Panasonic CR2477bn 3 Volt Lithium Coin Cell Battery

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    Was: $26.99
    Now: $22.69
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  • Six Power Portable Sub C 2200 mAh NiCd batteries with tabs
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    Power Portable

    6-Pack Sub C 2200 mAh NiCd Batteries with Tabs Paper Wrapped

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    $22.69
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Size
 

Exploring the Different Sizes of Batteries We Sell at Mega Batteries

 

At Mega Batteries, we understand that selecting the right battery size is crucial for optimal performance in various devices. With a comprehensive selection of batteries across multiple sizes, we cater to a wide range of applications, from household electronics to specialized equipment. 

 

1. AA Batteries

Overview: AA batteries are one of the most common battery sizes, often used in household devices. They typically provide 1.5 volts and come in various chemistries, including alkaline and rechargeable NiMH.

Applications: Ideal for low to moderate-drain devices like remote controls, toys, and digital cameras.

Example Product: Duracell AA Alkaline Batteries are known for their reliability and long shelf life​.

 

2. AAA Batteries

Overview: Slightly smaller than AA batteries, AAA batteries also deliver 1.5 volts and are commonly found in devices that require less power.

Applications: Frequently used in remote controls, portable electronics, and small flashlights.

Example Product: Energizer AAA Batteries are popular for their consistent performance​.

 

3. C Batteries

Overview: C batteries are larger than AA and AAA batteries, typically used for higher-drain applications. They also provide 1.5 volts.

Applications: Commonly found in toys, radios, and flashlights where more power is needed over an extended period.

Example Product: Rayovac C Alkaline Batteries are designed for reliable use in demanding devices​.

 

4. D Batteries

Overview: D batteries are among the largest cylindrical batteries, offering high capacity for long-lasting power. They provide 1.5 volts and are ideal for very high-drain devices.

Applications: Often used in larger flashlights, boomboxes, and some types of medical equipment.

Example Product: Duracell D Alkaline Batteries deliver robust performance for extended periods​.

 

5. 9 Volt Batteries

Overview: 9 Volt batteries have a unique rectangular shape and provide 9 volts of power. They are commonly used in various electronic devices.

Applications: Frequently used in smoke detectors, musical instruments, and wireless microphones.

Example Product: Energizer 9V Lithium Battery is known for its long-lasting performance​.

 

6. 18650 Batteries

Overview: These cylindrical lithium-ion batteries are known for their high energy density and long life. They typically provide 3.7 volts.

Applications: Commonly used in laptops, flashlights, and electric vehicles.

Example Product: Panasonic 18650 Lithium-Ion Battery offers reliable power for high-drain applications​.

 

7. CR123A Batteries

Overview: CR123A batteries are compact lithium batteries that deliver 3 volts of power. They are known for their high performance in a small package.

Applications: Widely used in cameras, security systems, and flashlights.

Example Product: Duracell CR123A Lithium Battery provides excellent reliability for high-performance devices​.

 

8. Specialty Batteries

In addition to standard sizes, Mega Batteries offers various specialty batteries tailored for specific needs:

Button Cell Batteries: Small and commonly used in watches, hearing aids, and other small devices.
Rechargeable Packs: Designed for power tools and other high-capacity applications​.

 

 

At Mega Batteries, our extensive selection of battery sizes ensures that you can find the right power solution for any device. From standard AA and AAA batteries for everyday use to specialized 18650 and CR123A batteries for high-performance applications, we have the products you need to keep your devices running smoothly.

 

Understanding the different battery sizes is essential for selecting the right power source, ensuring your devices perform optimally. Explore our wide range of battery sizes today to find the perfect fit for your requirements! For more information and to shop for your battery needs, visit Mega Batteries.