Size

  • WinPow CR2 3V lithium batteries 24-pack front packaging
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    WinPow

    24-Pack CR2 WinPow 3 Volt Lithium Batteries

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    $51.99
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  • Power Portable 6-pack 18500 lithium ion batteries with solder tabs
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    Power Portable

    6-Pack 4/3 A 3.7 Volt Lithium Ion 18500 Batteries with Tabs (1400 mAh)

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    $51.99
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  • 6-pack Tadiran TL-4902/T 3.6V 1/2 AA lithium batteries with tabs
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    Tadiran

    6-Pack Tadiran TL-4902/T 3.6V 1/2 AA 1.2 Ah Lithium Batteries w/ Tabs (ER14250)

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    $51.99
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  • Replacement battery showing Makita 18V 4000mAh design
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    Makita

    Makita 18 Volt 4000 mAh Li-ion Replacement Battery

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    $51.99
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  • 12-pack rechargeable AA batteries with tabs, Power Portable
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    Power Portable

    12-Pack AA NiMH 2300 mAh Batteries with Tabs

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    $52.29
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  • Panasonic rechargeable AA batteries with low self discharge

    Panasonic

    12-Pack AA NiMH Panasonic 2000 mAh Rechargeable Batteries

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  • 25-Pack 1/3 AAA Sanyo 50 mAh Flat Top NiCd (N50AAA) Batteries
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    Sanyo

    25-Pack 1/3 AAA Sanyo 50 mAh Flat Top NiCd (N50AAA) Batteries

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    $52.69
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  • 6-pack Tadiran TL-5902/S 3.6V 1/2 AA lithium batteries
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    Tadiran

    6-Pack Tadiran TL-5902/S 3.6V 1/2 AA 1.2 Ah Lithium Batteries (ER14250)

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    $52.69
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  • Renata CR2477N 3 volt lithium coin cell batteries 10-pack
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    Renata

    10-Pack CR2477N Renata 3 Volt Lithium Coin Cell Batteries

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    $52.89
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  • Camelion 1.5V lithium batteries in retail packaging
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    Camelion

    16 AA + 8 AAA Camelion Lithium Battery Combo (L91 + L92 Replacement)

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    $52.99
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  • Closeup of Panasonic CR123A 3 Volt Lithium Batteries pack
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    Panasonic

    24-Pack Panasonic Industrial CR123A 3 Volt Lithium Batteries

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    $52.99
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  • Power Portable 24-pack Sub C NiCd batteries, 1500 mAh flat top
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    Power Portable

    24-Pack Sub C NiCd Batteries (1500 mAh)

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    $52.99
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  • Samsung 35E 18650 battery with spot welded tabs
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    Samsung

    3-Pack 18650 3.6v Samsung 3500 mAh (35E) li-on Battery with Tabs

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    $52.99
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  • 72-pack Energizer Max E91 AA alkaline batteries in three boxes
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    Energizer

    72-Pack AA Energizer Max E91 Alkaline Batteries (3 Boxes of 24)

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    $52.99
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  • Panasonic Eneloop Pro AAA rechargeable batteries 8-pack
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    Panasonic

    8-Pack AAA NiMH Panasonic Eneloop Pro Rechargeable Batteries (2 Cards of 4)

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    $52.99
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  • High-quality replacement battery for cordless tools
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    Makita

    Makita 14.4 Volt 5000 mAh Li-ion Replacement Battery

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    $52.99
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  • Power Portable 6 Volt NiMH battery pack with 5000 mAh and leads
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    Power Portable

    6 Volt NiMH Battery Pack (5000 mAh) with Leads

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    $53.19
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  • Power Portable 7.2V NiMH Battery Pack 4500mAh with attached leads
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    Power Portable

    7.2 Volt NiMH Battery Pack (4500 mAh) with Leads

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    $53.29
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  • 3-Pack Tadiran TL-5242/W 3.6V 2.1 Ah lithium batteries with connector
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    Tadiran

    3-Pack Tadiran TL-5242/W 3.6V 2.1 Ah Lithium Batteries w/ Connector

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    $53.49
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  • Power Portable 24-Pack AAA NiMH rechargeable batteries neatly arranged
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    Power Portable

    24-Pack AAA NiMH 700 mAh Rechargeable Batteries

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    $53.69
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  • 3.2V LiFePO4 4-Slot Battery Charger + 4 pcs 18500 1000mAh Button Top B
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    3.2V LiFePO4 4-Slot Battery Charger + 4 pcs 18500 1000mAh Button Top B

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    $53.69
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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.