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Best Buy customers often prefer the following products when searching for iphone 5 external battery.

If you're an iPhone user, you've probably experienced the frustration of your phone running out of juice. If you're traveling or just out and about, it can be hard to find a wall socket that has power. That's where an external battery comes in handy. It can charge your phone multiple times before needing a recharge itself. Browse the top-ranked list of iPhone 5 external batteries below along with associated reviews and opinions.

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  1. Anker - PowerCore III 20K mAh USB-C Portable Battery Charger - Black - Front_Zoom
    Top comment

    "Helped so much while traveling through Italy. Gave my iPhone 5 full charges before having to recharge! Lightweight as wlell...Charged up easily used it to power two iPhones. Took batteries from low single digits to 50% in less than 20 minutes."

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    Product Description

    PowerCore III 20K is a slim and powerful portable 20000mAh battery. With two USB-A port outputs and one USB-C PD input, this is all you need as your charging companion.
    See all Portable Chargers & Power Banks
    Top comment

    "Helped so much while traveling through Italy. Gave my iPhone 5 full charges before having to recharge! Lightweight as wlell...Charged up easily used it to power two iPhones. Took batteries from low single digits to 50% in less than 20 minutes."

    See all customer reviews

    Product Description

    PowerCore III 20K is a slim and powerful portable 20000mAh battery. With two USB-A port outputs and one USB-C PD input, this is all you need as your charging companion.
    See all Portable Chargers & Power Banks
    See all Portable Chargers & Power Banks
  2. Anker PowerCore III Sense 20K USB-C Portable Battery Charger - Black - Front_Zoom
    Top comment

    "Battery Backup for iphone, and small batteries...The battery back up works as it should. Easy to use....Never had any issues with my iPhones or iPad getting their batteries charged."

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    Product Description

    Anker PoweCore III Sense 20K Portable Charger is one of the slimmest Power Delivery portable power banks around. It offers high-speed charging for virtually any mobile device on the market. With its large 20,000mAh cell capacity, you can keep all your devices charged for days, wherever you are. The power bank comes with two PowerIQ USB-A outputs for dual-device charging and one Power Delivery USB-C input for extremely quick recharging. The Anker MultiProtect safety system includes high-voltage protection, current regulation, temperature control, and more to keep you and your devices safe. On top of its charging power, you can keep a stylish and professional look with the fabric exterior. This is all you need in a charging companion. Compatible with iPhone 13/13 Pro/12/12 Pro/12 Pro Max/8/X/XR, Samsung, iPad Pro, and More.
    See all Portable Chargers & Power Banks
    Top comment

    "Battery Backup for iphone, and small batteries...The battery back up works as it should. Easy to use....Never had any issues with my iPhones or iPad getting their batteries charged."

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    Product Description

    Anker PoweCore III Sense 20K Portable Charger is one of the slimmest Power Delivery portable power banks around. It offers high-speed charging for virtually any mobile device on the market. With its large 20,000mAh cell capacity, you can keep all your devices charged for days, wherever you are. The power bank comes with two PowerIQ USB-A outputs for dual-device charging and one Power Delivery USB-C input for extremely quick recharging. The Anker MultiProtect safety system includes high-voltage protection, current regulation, temperature control, and more to keep you and your devices safe. On top of its charging power, you can keep a stylish and professional look with the fabric exterior. This is all you need in a charging companion. Compatible with iPhone 13/13 Pro/12/12 Pro/12 Pro Max/8/X/XR, Samsung, iPad Pro, and More.
    See all Portable Chargers & Power Banks
    See all Portable Chargers & Power Banks
  3. Energizer - 1632 Lithium Coin Battery, 1 Pack - Front_Zoom
    Top comment

    "A little pricey but good battery...Only wasn’t 5 stars because of poor product placement within the store....The energizer bunny cloned in a coin battery...This little gem saved the day with my external mike. still going strong! Reliable battery!"

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    Product Description

    Don’t let their small size fool you: This Energizer 1632 Lithium Coin 3-Volt Battery delivers big time on long-lasting, dependable power for your coin-battery-operated items. From heart rate or glucose monitors, to remotes, keyless entry systems, key fobs, watches, toys and games, and even more specialized devices, our coin batteries are compatible with the devices that fit your life, so you can keep going. These reliable and durable Energizer Coin Lithium Batteries are able to withstand a wide range of temperatures (from -22º to 140º F) and can hold power in storage for up to eight years, giving you coin battery power you can depend on. Responsibly designed with zero mercury, it’s easy to see why Energizer Lithium Coin Batteries are the right choice for your specialty devices.
    See all Lithium Batteries
    Top comment

    "A little pricey but good battery...Only wasn’t 5 stars because of poor product placement within the store....The energizer bunny cloned in a coin battery...This little gem saved the day with my external mike. still going strong! Reliable battery!"

    See all customer reviews

    Product Description

    Don’t let their small size fool you: This Energizer 1632 Lithium Coin 3-Volt Battery delivers big time on long-lasting, dependable power for your coin-battery-operated items. From heart rate or glucose monitors, to remotes, keyless entry systems, key fobs, watches, toys and games, and even more specialized devices, our coin batteries are compatible with the devices that fit your life, so you can keep going. These reliable and durable Energizer Coin Lithium Batteries are able to withstand a wide range of temperatures (from -22º to 140º F) and can hold power in storage for up to eight years, giving you coin battery power you can depend on. Responsibly designed with zero mercury, it’s easy to see why Energizer Lithium Coin Batteries are the right choice for your specialty devices.
    See all Lithium Batteries
    See all Lithium Batteries
  4. Energizer - Recharge Value Charger for NiMH Rechargeable AA and AAA Batteries - Front_Zoom
    Top comment

    "Best batteries to buy...5 out 5 charges suoer fast and really great price!...Battery charger...Easy to use. Does 2 or 4 batteries at a time.. Recharges in 5-6 hours."

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    Product Description

    Keep the power you need at hand with the convenience of Energizer Recharge Value Charger. This handy device charges 2 or 4 AA or AAA NiMH batteries in 5 hours.* And it’s easy to use: Load up the device, plug into the wall, and get fully loaded battery power when you need it. The charger’s indicator screen glows green when you have a full charge. Should you insert a bad or primary battery, the screen pulses to notify you. Perfect for those most used devices like remotes, computer mouses, and even gaming controllers… So maximize battery performance with the charging power of Energizer, the world’s #1 recharge brand (according to market survey data). Specs at a Glance: • 2 or 4 AA or AAA NiMH batteries • Comes with four (4) 1300 mAh 1.2V AA Energizer Recharge Batteries • Large LED Charge Status Indicator Screen (red glow = charging, green glow = complete) • Bad & Primary Battery Detection (screen flashes when detected) • Reverse Polarity Protection • Delta V Charging Cut-off • Safety Timer to prevent overcharge • Limited Lifetime Warranty (see manual for details) * Times may vary by NiMH battery.
    See all Rechargeable Batteries
    Top comment

    "Best batteries to buy...5 out 5 charges suoer fast and really great price!...Battery charger...Easy to use. Does 2 or 4 batteries at a time.. Recharges in 5-6 hours."

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    Product Description

    Keep the power you need at hand with the convenience of Energizer Recharge Value Charger. This handy device charges 2 or 4 AA or AAA NiMH batteries in 5 hours.* And it’s easy to use: Load up the device, plug into the wall, and get fully loaded battery power when you need it. The charger’s indicator screen glows green when you have a full charge. Should you insert a bad or primary battery, the screen pulses to notify you. Perfect for those most used devices like remotes, computer mouses, and even gaming controllers… So maximize battery performance with the charging power of Energizer, the world’s #1 recharge brand (according to market survey data). Specs at a Glance: • 2 or 4 AA or AAA NiMH batteries • Comes with four (4) 1300 mAh 1.2V AA Energizer Recharge Batteries • Large LED Charge Status Indicator Screen (red glow = charging, green glow = complete) • Bad & Primary Battery Detection (screen flashes when detected) • Reverse Polarity Protection • Delta V Charging Cut-off • Safety Timer to prevent overcharge • Limited Lifetime Warranty (see manual for details) * Times may vary by NiMH battery.
    See all Rechargeable Batteries
    See all Rechargeable Batteries
  5. Sony - NP-BX1 Rechargeable Lithium-Ion Battery - Front_Zoom
    Top comment

    "The battery drains quickly. On a few days I went through 2 batteries and had to recharge with a external power source. ...Unfortunately, a spare battery is needed...I might also suggest getting an external charger, so that you can change one battery while using another battery within the camera."

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    Product Description

    Keep your Sony digital camera powered and ready for use with this Sony NPBX1 lithium-ion battery that features a 1240 mAh capacity for long battery life.
    See all Camera Batteries
    Top comment

    "The battery drains quickly. On a few days I went through 2 batteries and had to recharge with a external power source. ...Unfortunately, a spare battery is needed...I might also suggest getting an external charger, so that you can change one battery while using another battery within the camera."

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    Product Description

    Keep your Sony digital camera powered and ready for use with this Sony NPBX1 lithium-ion battery that features a 1240 mAh capacity for long battery life.
    See all Camera Batteries
    See all Camera Batteries
  6. Google - Nest Wi-Fi Video Doorbell - Battery Operated - Snow - Front_Zoom
    Top comment

    "5...Wish the battery was a bit better....I have the wired doorbell, and it is totally a 5 star device. The reason tthe battery operated version is ranked lower, is because of how quickly the battery depletes compared to my previous Ring doorbell. "

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    Product Description

    The Nest Doorbell is the battery-powered video doorbell that works with any home. See what’s happening at your door from anywhere and get intelligent alerts about important activity, like when there’s a person, package, animal, or vehicle.* And because there are no wires, you can install it yourself. Nest Doorbell requires the Google Home app and a Google Account – it’s not compatible with the Nest app or the home.nest.com site.
    See all Smart Doorbells
    Top comment

    "5...Wish the battery was a bit better....I have the wired doorbell, and it is totally a 5 star device. The reason tthe battery operated version is ranked lower, is because of how quickly the battery depletes compared to my previous Ring doorbell. "

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    Product Description

    The Nest Doorbell is the battery-powered video doorbell that works with any home. See what’s happening at your door from anywhere and get intelligent alerts about important activity, like when there’s a person, package, animal, or vehicle.* And because there are no wires, you can install it yourself. Nest Doorbell requires the Google Home app and a Google Account – it’s not compatible with the Nest app or the home.nest.com site.
    See all Smart Doorbells
    See all Smart Doorbells
  7. UltraLast - CEL-IP6PLS-HC - Front_Zoom

    Model: CEL-IP6PLS-HC
    SKU: 6344518
    Top comment

    "Dantona - Lithium-Ion Battery for Apple iPhone 6s...This Dantona - Lithium-Ion Battery for Apple iPhone 6s Plus is a life saver. ...Great battery for the price...So far it is working as expected. Can't give it 5 stars yet because it has only been a short time in use."

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    Product Description

    This replacement 3.82 Volt 3325mAh Lithium Ion High Capacity battery fits the Apple - iPhone 6 Plus Smart Phone and meets or exceeds original manufacturer specifications.
    See all Cell Phone Replacement Batteries
    Top comment

    "Dantona - Lithium-Ion Battery for Apple iPhone 6s...This Dantona - Lithium-Ion Battery for Apple iPhone 6s Plus is a life saver. ...Great battery for the price...So far it is working as expected. Can't give it 5 stars yet because it has only been a short time in use."

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    Product Description

    This replacement 3.82 Volt 3325mAh Lithium Ion High Capacity battery fits the Apple - iPhone 6 Plus Smart Phone and meets or exceeds original manufacturer specifications.
    See all Cell Phone Replacement Batteries
    See all Cell Phone Replacement Batteries
  8. VTech - Nickel Metal Hydride Battery - Front_Zoom

    Model: BT283342
    SKU: 6219464
    Top comment

    "Answering machine and 5 phones...Love having 5 phones around my house in case of emergency and for convenience!...Great for Apple iphone...Perfect for iPhone. Don’t know how long it lasts. Works great so far"

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    Product Description

    Power your cordless phone with this VTech battery. It fits more than two dozen models, so you can stock it for use in an office.
    See all Cordless Phone Batteries
    Top comment

    "Answering machine and 5 phones...Love having 5 phones around my house in case of emergency and for convenience!...Great for Apple iphone...Perfect for iPhone. Don’t know how long it lasts. Works great so far"

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    Product Description

    Power your cordless phone with this VTech battery. It fits more than two dozen models, so you can stock it for use in an office.
    See all Cordless Phone Batteries
    See all Cordless Phone Batteries
  9. Energizer - 357/303 Batteries (1 Pack), Button Cell Batteries - Front_Zoom
    Top comment

    "My external mic called for this type of battery. Perfect that Best Buy had it on the shelf. ...I mean, it's batteries...What else should a battery review say? Quality battery."

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    Product Description

    Energizer 357/303 Batteries provide reliable, long lasting power to your important devices. Count on these button cell batteries to power your electronics, whether you need batteries for your kitchen scale, calculator or your keyless entry system. These Energizer batteries also provide dependable power for medical devices, like your glucose monitor or heart rate monitor. Each 357/303 battery holds power for up to 5 years in storage, letting you keep a ready supply of replacement batteries. Plus, these batteries contain no mercury, making them a more environmentally conscious choice. Count on Energizer specialty batteries to provide long lasting power when you need it most.
    See all Specialty Batteries
    Top comment

    "My external mic called for this type of battery. Perfect that Best Buy had it on the shelf. ...I mean, it's batteries...What else should a battery review say? Quality battery."

    See all customer reviews

    Product Description

    Energizer 357/303 Batteries provide reliable, long lasting power to your important devices. Count on these button cell batteries to power your electronics, whether you need batteries for your kitchen scale, calculator or your keyless entry system. These Energizer batteries also provide dependable power for medical devices, like your glucose monitor or heart rate monitor. Each 357/303 battery holds power for up to 5 years in storage, letting you keep a ready supply of replacement batteries. Plus, these batteries contain no mercury, making them a more environmentally conscious choice. Count on Energizer specialty batteries to provide long lasting power when you need it most.
    See all Specialty Batteries
    See all Specialty Batteries
  10. Panasonic - eneloop Rechargeable AA Batteries (8-Pack) - Front_Zoom
    Top comment

    "The best reusable batteries ever...The batteries hold their juice even after extensive use like in an external flash....Batteries for the Better...These are the best to be used when your xfinity battery uses your battery like you drove 300 miles in a tesla in 5 minutes."

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    Product Description

    Power your electronics with ease using these Panasonic eneloop BK-3MCCA8BA AA batteries, which come precharged for efficiency. The rechargeable batteries offer up to 2100 lifetime charges for long-lasting use.
    See all Rechargeable Batteries
    Top comment

    "The best reusable batteries ever...The batteries hold their juice even after extensive use like in an external flash....Batteries for the Better...These are the best to be used when your xfinity battery uses your battery like you drove 300 miles in a tesla in 5 minutes."

    See all customer reviews

    Product Description

    Power your electronics with ease using these Panasonic eneloop BK-3MCCA8BA AA batteries, which come precharged for efficiency. The rechargeable batteries offer up to 2100 lifetime charges for long-lasting use.
    See all Rechargeable Batteries
    See all Rechargeable Batteries
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