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  • Energizer MAX AA and AAA alkaline battery combo on cards
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    Energizer

    4 AA + 4 AAA Energizer MAX Alkaline Battery Combo (On Cards)

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    $7.89
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  • Power Portable 14430 3.7V lithium ion battery with tabs
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    Power Portable

    4/5 AA 3.7 Volt Lithium Ion 14430 Battery with Tabs (650 mAh)

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    $7.89
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  • Energizer MAX E91MP-8 AA Alkaline Batteries 8 pack sealed card
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    Energizer

    AA Energizer MAX E91MP-8 Alkaline Batteries (8 Pack)

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    $7.89
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  • PowerOne AA alkaline batteries 8-card pack
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    PowerOne

    AA Power One Alkaline Batteries (8 Card)

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    $7.89
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  • Energizer CR123A 3 volt lithium battery on card
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    Energizer

    CR123A Energizer (EL123A) 3 Volt Lithium Battery (1 Card)

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    $7.89
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  • RFA-67 PetSafe compatible 6V dog collar battery
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    Fido's Fences

    RFA-67 PetSafe Compatible Fence & Dog Collar Battery

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    $7.89
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  • Xeno XL-060F 3.6V battery with long-lasting performance
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    Xeno

    Xeno XL-060F 3.6V AA 2.4Ah Lithium Battery with Axial Leads

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    $7.89
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  • Power Portable 10180 3.7V 80mAh lithium-ion battery
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    Power Portable

    Power Portable 10180 3.7V 80mAh Li-Ion Battery

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    $7.95
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  • 18500 3.2V LiFePO4 flat top battery 900mAh by Power Portable
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    Power Portable

    18500 3.2 Volt LiFePO4 Flat Top Battery (900 mAh)

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    $7.99
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  • Energizer 379 SR521SW silver oxide button battery on card
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    Energizer

    379 / SR521SW Energizer Silver Oxide Button Battery (On a Card)

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    $7.99
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  • Panasonic CGR17500 3.7 volt 830 mAh lithium ion battery
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    Panasonic

    A 3.7 Volt Panasonic Lithium Ion CGR17500 Battery (830 mAh)

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    $7.99
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  • Tenergy Premium C NiMH rechargeable battery 5000 mAh

    Tenergy

    C Tenergy Premium NiMH Battery (5000 mAh)

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  • Rayovac CR2450 3 volt lithium coin cell batteries, 2 on a card
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    Rayovac

    CR2450 Rayovac 3 Volt Lithium Coin Cell Batteries (2 on a Card)

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    $7.99
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  • Duracell DL123A / CR123A 3V lithium battery on card
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    Duracell

    DL123A / CR123A Duracell 3 Volt Lithium Battery (On a Card)

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    $7.99
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  • Duracell DL2032 3 volt lithium coin cell batteries on card
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    Duracell

    DL2032 Duracell 3 Volt Lithium Coin Cell Batteries (2 On a Card)

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    $7.99
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  • Panasonic 3V BR-1632/HAN battery with tab terminals
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    Panasonic

    Panasonic BR-1632/HAN 3V Lithium Battery W/ 2 Pins

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    $7.99
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  • Panasonic BR-2330A/GAN battery designed for long shelf life
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    Panasonic

    Panasonic BR-2330A/GAN 3V Lithium Battery w/ 2 Pin

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    $7.99
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  • Panasonic CR2412 3V lithium coin cell battery on card
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    Panasonic

    Panasonic Cr2412 3V Lithium Battery (On Card)

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    $7.99
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  • Panasonic CR2477/F2N 3V lithium coin cell battery with opposite tabs
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    Panasonic

    Panasonic CR2477/F2N 3V Lithium Coin Cell Battery w/tabs

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    $7.99
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  • AA size SAFT 3.6 volt battery for critical devices
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    SAFT

    SAFT LS14500 AA 3.6 Volt Lithium Battery (2600 mAh)

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    $7.99
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  • Varta V150H NiMH rechargeable button cell battery
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    Varta

    Varta V150H NiMH Button Cell Battery

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    $7.99
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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.