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  • Power Portable ER17505 battery in blue sleeve side profile
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    Power Portable

    3.6 Volt A 3600mAh (ER17505) Primary Lithium Battery

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    $7.69
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  • Energizer MAX 9V 522BP2 batteries displayed outside packaging
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    Energizer

    9 Volt Energizer MAX 522BP2 Alkaline Batteries (2 Card)

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    $7.69
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  • Panasonic CGR17500 3.7V lithium ion rechargeable battery flat ends
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    Panasonic

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

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    $7.69
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  • Power Portable AA 3.7V 14500 Lithium Ion Battery flat top
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    Power Portable

    AA 3.7 Volt Lithium Ion 14500 Battery (750 mAh)

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    $7.69
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  • AA Energizer Ultimate Lithium (L91) Batteries (2-Card)
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    Energizer

    AA Energizer Ultimate Lithium (L91) Batteries (2-Card)

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    $7.69
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  • Power Portable AAA 3.7V 10440 lithium ion battery with tabs
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    Power Portable

    AAA 3.7 Volt Lithium Ion 10440 Battery with Tabs (350 mAh)

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    $7.69
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  • Energizer MAX AAA E92MP-8 Alkaline Batteries eight pack front view
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    Energizer

    AAA Energizer MAX E92MP-8 Alkaline Batteries (8 Pack)

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    $7.69
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  • PowerOne AAA alkaline batteries 8-card pack made in Germany
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    PowerOne

    AAA Power One Alkaline Batteries (8 Card)

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    $7.69
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  • CR2025 Panasonic 3 Volt Lithium Coin Cell Batteries (2 on a Card)
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    Panasonic

    CR2025 Panasonic 3 Volt Lithium Coin Cell Batteries (2 on a Card)

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    $7.69
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  • FDK CR1/3N 3V lithium battery with compact cylindrical design
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    FDK

    FDK CR 1/3N 160mAh 3V Lithium Batteries

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    $7.69
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  • Duracell N Size LR1 1.5V Alkaline Batteries 2-pack sealed card
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    Duracell

    N Size (LR1) Duracell 1.5 Volt Alkaline Batteries (2 Card)

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    $7.69
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  • Panasonic BR-2/3A industrial lithium battery with 3V 1.2Ah capacity
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    Panasonic

    Panasonic BR-2/3A Industrial Lithium Battery

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    $7.69
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  • Panasonic CR2032 3V Lithium Battery (2 Card)
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    Panasonic

    Panasonic CR2032 3V Lithium Battery (2 Card)

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    $7.69
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  • Power Portable 4/3 AF NiMH flat top 4500mAh battery front view
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    Power Portable

    Power Portable 4/3 AF NiMH Flat Top Rechargeable Battery 4500mAh

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    $7.69
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  • Tadiran TL-2150/S 3.6V 1/2 AA 1 Ah Lithium Battery (ER14250) Wholesale & direct to consumer
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    Tadiran

    Tadiran TL-2150/S 3.6V 1/2 AA 1 Ah Lithium Battery (ER14250)

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    $7.79
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  • Xeno XL-060F 3.6V AA 2.4Ah Lithium Battery with Axial Leads Wholesale & direct to consumer
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    Xeno

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

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    $7.79
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  • Xeno XLP-050F 3.6V 1/2 AA 1.2Ah Lithium Battery with Connector (C&W ACH) Wholesale & direct to consumer
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    Xeno

    Xeno XLP-050F 3.6V 1/2 AA 1.2Ah Lithium Battery with Connector (C&W ACH)

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    $7.79
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  • Energizer MAX 4 AA and 4 AAA batteries combo pack on card
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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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  • 4/5 AA 3.7 Volt Lithium Ion 14430 Battery with Tabs (650 mAh) Wholesale & direct to consumer
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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 AA E91MP-8 8 pack alkaline batteries on 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, SKU 26503
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    PowerOne

    AA Power One Alkaline Batteries (8 Card)

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    $7.89
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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.