Size

  • 12-Pack AA 3.7 Volt Lithium Ion 14500 Batteries with Tabs (750 mAh)
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    Power Portable

    12-Pack AA 3.7 Volt Lithium Ion 14500 Batteries with Tabs (750 mAh)

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    Was: $72.99
    Now: $65.99
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  • Panasonic BR1632/HFN 3V lithium coin cell battery with horizontal pins
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    Panasonic

    12-Pack Panasonic BR1632/HFN 3V Lithium Coin Cell Battery w/ Pins

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    $65.99
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  • Front view of Pujimax LiFePO4 battery pack with SKU 26788
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    pujimax

    12.8V 11Ah PUJIMAX LiFEp04 Rechargeable Battery Pack

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    $65.99
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  • Medical battery for Welch Allyn 72830 and 72801
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    Welch Allyn

    2-Pack Welch Allyn 72600 Replacement 2.5 Volt NiCd Medical Batteries for Welch Allyn Pocket Scope

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    $65.99
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  • Front view of Philips 24-Pack AA 1.5V Lithium Batteries box
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    Philips

    24-Pack AA Philips 1.5V Lithium Batteries

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    $65.99
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  • Duracell and Panasonic 2CR5 6V photo lithium battery pack
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    Panasonic

    3 x Duracell Ultra 245 + 3 x Panasonic 2CR5 Photo Lithium Batteries (6 Total)

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    $65.99
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  • 3.2 Volt LiFePO4 18650 1500 mAh Button Top Batteries (Box of 8) Wholesale & direct to consumer
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    Power Portable

    3.2 Volt LiFePO4 18650 1500 mAh Button Top Batteries (Box of 8)

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    $65.99
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  • Varta 4-pack 7.2 volt 150 mAh NiMH rechargeable 9 volt batteries

    Varta

    4-Pack 7.2 Volt Varta 150 mAh 6/8H NiMH Batteries (9 Volt Size)

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  • Six Molicel P28A 18650 flat top lithium ion batteries
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    Molicel

    6-Pack Molicel P28A 18650 2800mAh 3.6V High-Drain Lithium Ion Batteries

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    $65.99
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  • Powerex rechargeable AA and AAA NiMH battery combo pack
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    Powerex

    8 x AA (2700 mAh) + 8 x AAA (1000 mAh) NiMH Powerex Rechargeable Batteries Combo

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    $65.99
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  • Tenergy Premium C NiMH rechargeable batteries 8-pack, 5000 mAh

    Tenergy

    8-Pack C Tenergy Premium NiMH Batteries (5000 mAh)

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  • PowerOne Size 675 IMPLANT Plus 60-pack hearing aid batteries box
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    PowerOne

    Size p675 PowerOne IMPLANT Plus Cochlear Hearing Aid Batteries (60pcs - 1 Box)

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    $65.99
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  • 6-pack Duracell 28L 6V lithium batteries on retail packaging
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    Duracell

    6-Pack Duracell 28L / PX28L, 2CR1/3N, L544 6 Volt Lithium Battery

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    $66.49
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  • Bulk pack of Energizer MAX AA batteries, 4 per card
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    Energizer

    72-Pack AA Energizer MAX E91BP-4 Alkaline Batteries (18 Cards of 4)

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    $66.59
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  • Panasonic AA rechargeable batteries with HHR-210AAC4B model

    Panasonic

    16-Pack AA NiMH Panasonic 2100 mAh (HHR-210AAC4B) Batteries

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  • Front view of Energizer AAA rechargeable batteries, 4 cards
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    Energizer

    16-Pack AAA NiMH Energizer 800 mAh Low Discharge Batteries (4 Cards of 4)

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    $66.99
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  • Energizer rechargeable NiMH battery combo pack with AA, AAA, C, D, and 9V batteries
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    Energizer

    4 AA (2000mAh) + 4 AAA (700mAh) + 2 C (2500mAh) + 2 D (2500mAh) + 1 9V (175mAh) Energizer Rechargeable NiMH Battery Combo

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    $66.99
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  • 8-pack Powerizer C 5000mAh NiMH rechargeable batteries
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    Powerizer

    8-Pack C Powerizer 5000mAh NiMH Batteries

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    $66.99
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  • 8-pack Tenergy C NiMH 5000 mAh rechargeable batteries
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    Tenergy

    8-Pack C Tenergy NiMH 5000 mAh Batteries

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    $66.99
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  • Panasonic Eneloop AA and AAA rechargeable battery combo pack
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    Panasonic

    12 x AA (2000 mAh) + 4 x AAA (800 mAh) NiMH Panasonic Eneloop Battery Combo

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    $67.09
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  • 14.8V lithium ion battery pack with protection IC
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    Korea Brand

    14.8 Volt Lithium Ion Battery Pack (2600 mAh) with Protection IC

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    $67.19
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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.