Size

  • Energizer Ultimate Lithium AA L91 batteries 4-pack front packaging
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    Energizer

    AA Energizer Ultimate Lithium (L91) Batteries (4-Card)

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    $14.29
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  • Energizer Ultimate AAA Lithium Batteries L92 4-card pack
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    Energizer

    AAA Energizer Ultimate (L92) Lithium Batteries (4-Card)

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    $14.29
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  • Panasonic CR2025 5-pack 3V lithium coin cell batteries in bulk pack
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    Panasonic

    5-Pack CR2025 Panasonic 3 Volt Lithium Coin Cell Battery

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    $14.49
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  • Energizer AA NiMH 2000 mAh rechargeable batteries, 4 pack
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    Energizer

    AA NiMH Energizer 2000 mAh Batteries (4 Card)

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    $14.49
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  • 18650 HE4 lithium ion battery with spot welded tabs
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    Korea Brand

    18650 HE4 3.6 Volt Lithium Ion Battery (2500 mAh) w /tabs

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    $14.69
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  • 18650 Tenergy 3.7V lithium ion button top battery with PCB protection
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    Tenergy

    18650 Tenergy Lithium Ion 3.7 Volt Button Top Battery with PCB Protection (2600 mAh)

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    $14.69
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  • 4-pack Toshiba CR2450 3V lithium coin cell batteries
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    Toshiba

    4-Pack Toshiba CR2450 3V Lithium Batteries

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    $14.69
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  • 5-pack Renata CR1216 3 volt lithium coin cell batteries

    Renata

    5-Pack CR1216 Renata 3 Volt Lithium Coin Cell Batteries

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  • 5-pack Renata CR1220 3V lithium coin cell batteries

    Renata

    5-Pack CR1220 Renata 3 Volt Lithium Coin Cell Batteries

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  • Rayovac 392 SR41SW silver oxide button battery 6-pack
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    Rayovac

    6-Pack 392 / SR41SW Rayovac Silver Oxide Button Batteries

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    $14.69
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  • UltraLife U9VL 9 volt lithium 1200mAh battery
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    UltraLife

    9 Volt Ultralife (U9VL) Lithium 1200mAh Battery

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    $14.69
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  • Duracell Coppertop Powerboost AA alkaline batteries 16 pack
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    Duracell

    AA Duracell Coppertop Powerboost Alkaline (MN1500) Battery - (16 Pack)

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    $14.69
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  • Molicel P28A 18650 battery with spot-welded tabs front view
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    Molicel

    Molicel P28A 18650 3.6 Volt Lithium Ion Battery (2800mAh) W/ Tabs

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    $14.69
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  • Power Portable RCR123A 3.6V 1000mAh rechargeable battery with PCB
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    Power Portable

    Power Portable RCR123A 3.6V 1000mAh Rechargeable Battery with PCB

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    $14.69
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  • Side profile of Samsung 25R 18650 2500mAh rechargeable battery
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    Samsung

    Samsung 25R 18650 3.7V 2500mAh Lithium Ion Rechargeable Battery

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    $14.69
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  • Samsung INR21700-50S 5000mAh flat top battery front view
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    Samsung

    Samsung INR21700-50S 3.6V 5000mAh Flat Top Battery

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    $14.69
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  • Tadiran TL-5135/P 3.6V 1/6D lithium battery with PC pins front view
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    Tadiran

    Tadiran TL-5135/P 3.6V 1/6D 1.7 Ah Lithium Battery w/ PC Pins

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    $14.69
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  • Duracell and Energizer CR123A 3 volt lithium batteries, 2 total.
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    Energizer

    1 x Duracell + 1 x Energizer CR123A 3 Volt Lithium Batteries (2 Total)

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    $14.79
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  • Power Portable rechargeable AAA and AA NiMH battery combo pack
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    Power Portable

    2 x AAA (1200 mAh) + 2 x AA (2700 mAh) NiMH Batteries

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    $14.79
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  • Energizer MAX alkaline battery combo pack with AA, AAA, and 9V batteries
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    Energizer

    8 AA + 4 AAA + 1 9 Volt Energizer MAX Alkaline Battery Combo (On Cards)

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    $14.79
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  • Renata CR1620 3 volt lithium coin cell batteries 5-pack
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    Renata

    5-Pack CR1620 Renata 3 Volt Lithium Coin Cell Batteries

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    $14.89
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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.