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  • Six rechargeable 2/3 AA NiMH batteries with button top design
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    Power Portable

    6-Pack 2/3 AA NiMH 600 mAg Button Top Batteries

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    $25.99
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  • Energizer 364 / SR621SW silver oxide button batteries, 6-pack
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    Energizer

    6-Pack 364 / SR621SW Energizer Silver Oxide Button Batteries

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    $25.99
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  • Duracell CR2025 6-pack lithium coin cell batteries on card
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    Duracell

    6-Pack CR2025 Duracell 3 Volt Lithium Coin Cell Battery

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    $25.99
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  • Pack of six Energizer A27 specialty batteries
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    Energizer

    6-Pack Energizer A27 12 Volt Alkaline Batteries

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    $25.99
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  • Duracell Coppertop 9 Volt Alkaline Battery MN1604TB8 8 pack front view
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    Duracell

    9 Volt Duracell Coppertop Alkaline (MN1604TB8) Battery (8 Pack)

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    $25.99
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  • Duracell AAA 900mAh NiMH rechargeable batteries 6-pack card packaging
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    Duracell

    AAA Duracell 900mAh NiMH Rechargeable Battery (6 Card)

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    $25.99
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  • Side view of Panasonic 6V Lithium PLC battery model BR-AGCF2W
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    Panasonic

    Cutler Hammer, GE Fanuc BR-AGCF2W 6 Volt Lithium PLC Battery

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    $25.99
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  • Close-up of 2CR17335A connector plug assembly
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    Mitsubishi

    Mitsubishi MR-BAT6V1SET 6V PLC Lithium Battery

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    $25.99
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  • Westinghouse 3.2V LiFePO4 batteries showing button-top terminals
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    Westinghouse

    Westinghouse 3.2V  IFR14500 500mAh LiFEp04 Batteries (4 Pack)

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    $25.99
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  • Energizer MAX alkaline battery combo pack with AA, AAA, and 9 Volt cards
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    Energizer

    12 AA + 12 AAA + 2 9 Volt Energizer MAX Alkaline Battery Combo (On Cards)

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    $26.19
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  • 24-Pack D Chateau Heavy Duty Batteries (8 Cards of 3)
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    Chateau

    24-Pack D Chateau Heavy Duty Batteries (8 Cards of 3)

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    $26.19
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  • Power Portable 14500 AA 3.7V 850mAh button top batteries, 3-pack
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    Power Portable

    3-Pack 14500 AA 3.7v 850 mAh Li-on Batteries (Button Top)

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    $26.19
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  • Close-up of 2/3 AAA NiMH rechargeable battery with tabs attached
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    Power Portable

    6-Pack 2/3 AAA NiMH 320 mAh Batteries with Tabs

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    $26.39
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  • Energizer 392 SR41SW silver oxide button batteries 6-pack
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    Energizer

    6-Pack 392 / SR41SW Energizer Silver Oxide Button Batteries

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    $26.59
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  • Power Portable 7.4V 14500 lithium ion battery pack with protection IC
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    Power Portable

    7.4 Volt Lithium Ion 14500 Battery Pack (800 mAh) with Protection IC

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    $26.69
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  • 8-Card AAA NiMH Panasonic Eneloop Battery (800 mAh) - Replacement for HR55AAA / HR65AAA / HR75AAA
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    Panasonic

    8-Card AAA NiMH Panasonic Eneloop Battery (800 mAh) - Replacement for HR55AAA / HR65AAA / HR75AAA

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    $26.69
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  • Box of 24 AA Duracell MN1500 alkaline batteries
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    Duracell

    24-Pack AA Duracell (MN1500) Alkaline Batteries

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    $26.89
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  • 24-pack Duracell AAA MN2400 alkaline batteries

    Duracell

    24-Pack AAA Duracell (MN2400) Alkaline Batteries

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  • Camelion 12-pack 23A A23 12 volt alkaline batteries
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    Camelion

    12-Pack 23A (A23) 12 Volt Alkaline Batteries

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    $26.99
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  • 12-Pack AAA Rayovac NiMH 750 mAh Batteries
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    Rayovac

    12-Pack AAA Rayovac NiMH 750 mAh Batteries

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    $26.99
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  • Panasonic CR2025 3V lithium coin cell batteries 12-pack
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    Panasonic

    12-Pack CR2025 Panasonic 3 Volt Lithium Coin Cell Batteries (3 Cards of 4)

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    $26.99
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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.