Size

  • Varta NiMH 1.2V button batteries

    Varta

    6-Pack Varta V500HT NIMH Button Batteries

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  • Energizer rechargeable AA and AAA battery combo pack, SKU 21311
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    Energizer

    8 AA (2300mAh) + 8 AAA (800mAh) Energizer Rechargeable Battery Combo

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    $56.19
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  • 6-pack Tadiran TL-4903/S AA lithium batteries, 3.6V ER14505
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    Tadiran

    6-Pack Tadiran TL-4903/S 3.6V AA 2.4 Ah Lithium Batteries (ER14505)

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    $56.39
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  • Power Portable 26650 3.7V Li-ion batteries with tabs, 3-pack
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    Power Portable

    3-Pack 3.7 Volt 26650 Li-Ion Batteries with Tabs (5000 mAh)

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    $56.99
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  • USB 4-slot LiFePO4 charger with included power adapter
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    3.2V LiFePO4 USB 4-Slot Charger with 4x 18650 Button Top Batteries 150

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    $56.99
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  • 6-pack Varta CRAA 3V lithium AA batteries in retail packaging
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    Varta

    6-Pack Varta CRAA 3 Volt Lithium AA Batteries

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    $56.99
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  • Compatible Bosch drill battery pack with NiMH chemistry
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    Bosch

    Bosch 18 Volt 3000 mAh NiMH Replacement Battery

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    $56.99
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  • Top angle showing F3 terminals on Duracell DUR12V-18 SLA battery
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    Duracell

    Duracell DUR12V-18 18Ah 12 Volt AGM Sealed Lead Acid (SLA) Battery with F3 Terminals

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    Was: $72.99
    Now: $56.99
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  • Dyson DYS-V8-LI4.0 battery close-up highlighting 4000mAh capacity

    Dyson

    Dyson V8 21.6 Volt 4000mAh Li-Ion DYS-V8-LI4.0 Replacement Battery Pack

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  • Li-ion Makita battery pack with model compatibility details
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    Makita

    Makita 14.4 Volt 6000 mAh Li-ion Replacement Battery

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    $56.99
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  • Compatible Roomba replacement battery for 500 series models
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    Roomba

    Roomba 500 14.8V 5.2Ah Li-ion Replacement Battery Pack

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    $56.99
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  • 24-pack Duracell 76A LR44 alkaline button batteries
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    Duracell

    24-Pack Duracell 76A Alkaline Button Battery (LR44, A76)

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    $57.49
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  • 3.2V 6000mAh LiFePO4 flat battery pack for Gama Sonic solar lights
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    Power Portable

    3.2V 6000 mAh LiFeP04 FLAT Battery Pack for Gama Sonic Solar Lights

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    $57.49
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  • 3.2V 6000 mAh LiFePO4 battery pack for Gama Sonic solar lights
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    Power Portable

    3.2V 6000 mAh LiFePO4 Square Battery Pack for Gama Sonic Solar Lights

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    $57.49
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  • Panasonic CR1220 coin cell battery pack, side view
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    Panasonic

    25-Pack Panasonic CR1220 3 Volt Lithium Coin Cell Batteries

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    $57.59
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  • 12-pack 4/5 Sub C NiMH batteries with tabs, 2000 mAh
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    Power Portable

    12-Pack 4/5 Sub C NiMH Batteries with Tabs (2000 mAh)

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    $57.69
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  • 6-Pack 2CR5 Panasonic 6 Volt Lithium Battery
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    Panasonic

    6-Pack 2CR5 Panasonic 6 Volt Lithium Battery

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    $57.69
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  • 6-pack Tadiran TL-5104/P 3.6V AA lithium batteries with axial leads
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    Tadiran

    6-Pack Tadiran TL-5104/P 3.6V AA 2.1 Ah Lithium Batteries w/ Axial Leads (ER14505)

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    $57.69
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  • Box of 12 Energizer MAX E95BP-2 cards, 2 D batteries each
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    Energizer

    24-Pack D Energizer MAX E95BP-2 Alkaline Batteries (12 Cards of 2)

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    $57.88
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  • 12-pack Power Portable AAA 10440 3.7V lithium ion batteries with tabs
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    Power Portable

    12-Pack AAA 3.7 Volt Lithium Ion 10440 Batteries with Tabs (350 mAh)

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    $57.99
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  • 12-Pack Panasonic BR1632A/FAN 3V Lithium Coin Cell Battery w/ Tabs
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    Panasonic

    12-Pack Panasonic BR1632A/FAN 3V Lithium Coin Cell Battery w/ Tabs

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    $57.99
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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.