Size

  • Rayovac 371 SR920SW silver oxide button battery
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    Rayovac

    371 / SR920SW Rayovac Silver Oxide Button Battery

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    $3.19
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  • Renata 395 / SR57 silver oxide button battery, 1.55V
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    Renata

    395 / SR57 Renata Silver Oxide Button Battery

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    $3.19
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  • Duracell Coppertop AA alkaline battery MN1500 2-card pack
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    Duracell

    AA Duracell Coppertop Powerboost Alkaline (MN1500) Battery - (2 Card)

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    $3.19
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  • Power Portable AA NiMH rechargeable battery 400 mAh
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    Power Portable

    AA NiMH Rechargeable Battery (400 mAh)

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    $3.19
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  • AA NiMH Rechargeable Battery (800 mAh)
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    Power Portable

    AA NiMH Rechargeable Battery (800 mAh)

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    $3.19
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  • Power Portable AAA NiMH 800 mAh rechargeable battery
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    Power Portable

    AAA NiMH 800 mAh 1.2 Volt Battery

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    $3.19
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  • CR1216 Renata 3V lithium coin cell battery

    Renata

    CR1216 Renata 3 Volt Lithium Coin Cell Battery

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  • CR1220 Renata 3 volt lithium coin cell battery

    Renata

    CR1220 Renata 3 Volt Lithium Coin Cell Battery

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  • CR1616 Renata 3 volt lithium coin cell battery
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    Renata

    CR1616 Renata 3 Volt Lithium Coin Cell Battery

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    $3.19
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  • CR1620 Renata 3 volt lithium coin cell battery
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    Renata

    CR1620 Renata 3 Volt Lithium Coin Cell Battery

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    $3.19
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  • Panasonic CR2 3 Volt Lithium Battery front view
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    Panasonic

    CR2 Panasonic Industrial 3 Volt Lithium Battery

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    $3.19
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  • Toshiba CR2016 3 volt lithium coin cell battery on a card
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    Toshiba

    CR2016 Toshiba 3 Volt Lithium Coin Cell Battery (On a Card)

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    $3.19
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  • CR2025 Renata 3V lithium coin cell battery
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    Renata

    CR2025 Renata 3 Volt Lithium Coin Cell Battery

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    $3.19
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  • Toshiba CR2032 3 volt lithium coin cell battery on a card
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    Toshiba

    CR2032 Toshiba 3 Volt Lithium Coin Cell Battery (On a Card)

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    $3.19
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  • CR2430 Camelion 3 volt lithium coin cell battery
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    Camelion

    CR2430 Camelion 3 Volt Lithium Coin Cell Battery

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    $3.19
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  • Matsushima CR2450N 3 volt lithium coin cell battery

    Matsushima

    CR2450N 3 Volt Lithium Coin Cell Battery

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  • Eveready D Super Heavy Duty Batteries 2-card pack

    Eveready

    D Eveready Super Heavy Duty Batteries (2 Card)

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  • Panasonic CR123A 3V lithium battery front view
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    Panasonic

    Panasonic CR123A 3V Lithium Battery (CR17345) – Long Lasting Power

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    $3.19
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  • Renata 394 SR936SW silver oxide button battery front view
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    Renata

    Renata 394 (SR936SW) Silver Oxide Button Cell Battery 1.55V

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    $3.19
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  • Power Portable Sub C NiCd battery with tabs, 1500mAh capacity
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    Power Portable

    Sub C NiCd Battery with Tabs (1500 mAh)

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    $3.19
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  • Power Portable 2/3 A NiCd 700 mAh flat top battery
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    Power Portable

    2/3 A NiCd Battery (700 mAh)

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    $3.29
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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.