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

If you're a mobile phone user, you've probably experienced the frustration of your battery running out of juice just when you need it most. If you're looking for a way to extend your device's battery life and protect it from damage at the same time, you should consider getting a battery case. Browse the top-ranked list of iPhone battery cases below along with associated reviews and opinions.

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  1. Garmin - vívosmart 5 Smart Fitness Tracker + Heart Rate Small/Medium - Black - Front_Zoom
    Top comment

    "A guy at the gym recommended the Garmin 7x but during my research I picked the Enduro 2 because of the bigger battery and brighter flashlight. Very happy with my Garmin Enduro 2. ...Does everything it says. Very happy with the battery life. My Apple Watch needed charging daily which gets annoying. ...Long Battery life Great and costumer service"

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    Product Description

    Take charge of your health with vívosmart 5. This easy-to-use, comfortable fitness tracker comes loaded with features to track your activity all day and sleep stages all night once setup through the Garmin Connect app (This device is intended to give an estimate of your activity and metrics). Wrist-based heart rate, stress tracking, Body Battery energy monitoring and more help you stay informed while smart notifications from your paired smartphone keep you connected. Stay active with built-in sports apps that include profiles for walking, running, yoga, cardio and more. Plus, when connected to your smartphone, incident detection (during select outdoor activities) and Assistance features send a message with your live location to emergency contacts for greater peace of mind (Requires setup and your smartphone to be in an area with network coverage where data connectivity is available). With up to 7 days of battery life, vívosmart 5 gives you an uninterrupted picture of your health and can go wherever your busy schedule takes you.
    See all Fitness Trackers
    Top comment

    "A guy at the gym recommended the Garmin 7x but during my research I picked the Enduro 2 because of the bigger battery and brighter flashlight. Very happy with my Garmin Enduro 2. ...Does everything it says. Very happy with the battery life. My Apple Watch needed charging daily which gets annoying. ...Long Battery life Great and costumer service"

    See all customer reviews

    Product Description

    Take charge of your health with vívosmart 5. This easy-to-use, comfortable fitness tracker comes loaded with features to track your activity all day and sleep stages all night once setup through the Garmin Connect app (This device is intended to give an estimate of your activity and metrics). Wrist-based heart rate, stress tracking, Body Battery energy monitoring and more help you stay informed while smart notifications from your paired smartphone keep you connected. Stay active with built-in sports apps that include profiles for walking, running, yoga, cardio and more. Plus, when connected to your smartphone, incident detection (during select outdoor activities) and Assistance features send a message with your live location to emergency contacts for greater peace of mind (Requires setup and your smartphone to be in an area with network coverage where data connectivity is available). With up to 7 days of battery life, vívosmart 5 gives you an uninterrupted picture of your health and can go wherever your busy schedule takes you.
    See all Fitness Trackers
    Your price for this item is $149.99
    See all Fitness Trackers
  2. Airthings - View Radon Battery Wi-Fi Smart Radon/Humidity/Temperature Sensor - Matte White - Front_Zoom
    Top comment

    "View you data anytime/anywhere with this wireless and WI-FI connected device with up to 3 years of battery life. All directions and set up an app are included with this unit. ...The device takes 6x AA batteries which I think I am OK with since they last really long and no need to have lithium battery inside which you need to charge every 6 months. "

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    Product Description

    It's time to get SMART about Radon. View Radon is our most advanced smart radon monitor with the newest technology in digital radon detection. Radon is a dangerous gas that is found in every home, and is the leading cause of lung cancer among non-smokers. View Radon is a Wi-Fi -connected, battery-operated monitor with a built-in display, including our latest radon detection technology. Wave in front of the device for the current values of radon, humidity, and temperature. Per the EPA, "Every home needs a radon detector"—understand your long-term exposure with continuous monitoring. View series products are: battery operated or use USB plug; wireless and Wi-Fi -connected; work as a hub; include a customizable display; connected to an app (iOS/Android) and online dashboard with full data and reporting. Gain peace of mind. Use View Radon as a hub to connect up to 10 Airthings devices for a multi-room monitoring system.
    See all Home Alarms & Sensors
    Top comment

    "View you data anytime/anywhere with this wireless and WI-FI connected device with up to 3 years of battery life. All directions and set up an app are included with this unit. ...The device takes 6x AA batteries which I think I am OK with since they last really long and no need to have lithium battery inside which you need to charge every 6 months. "

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    Product Description

    It's time to get SMART about Radon. View Radon is our most advanced smart radon monitor with the newest technology in digital radon detection. Radon is a dangerous gas that is found in every home, and is the leading cause of lung cancer among non-smokers. View Radon is a Wi-Fi -connected, battery-operated monitor with a built-in display, including our latest radon detection technology. Wave in front of the device for the current values of radon, humidity, and temperature. Per the EPA, "Every home needs a radon detector"—understand your long-term exposure with continuous monitoring. View series products are: battery operated or use USB plug; wireless and Wi-Fi -connected; work as a hub; include a customizable display; connected to an app (iOS/Android) and online dashboard with full data and reporting. Gain peace of mind. Use View Radon as a hub to connect up to 10 Airthings devices for a multi-room monitoring system.
    See all Home Alarms & Sensors
    Your price for this item is $199.99
    See all Home Alarms & Sensors
  3. Poly - formerly Plantronics - Sync 20 Personal USB/Bluetooth Smart Speakerphone with Noise and Echo Reduction - Angle_Zoom
    Top comment

    "This speaker comes with some nice accessories like the carrying case and the USB-C to USB-A convertor. It also has an additional USB-A port for charging mobile devices when you have at least a 50% charge on the internal battery. ...The device touts 20 hours of battery life, a cable and area to store the cable built right in, a nice travel case, great microphone, and speaker performance, and it can charge your smart phone! "

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    Product Description

    Enjoy the versatile speakerphone for Hybrid work and beyond with the Sync 20 Personal USB/Bluetooth Smart Speakerphone with Noise and Echo Reduction. For remarkable conference calls and music anywhere. Take it wherever you go. Its battery lasts for hours and can charge your smartphone. You’ll always hear and be heard. The multimedia quality sound is a music-lover’s delight. Designed specifically for today’s professional, it’s sleek, compact, and filled with smart features to keep conference calls simple.
    See all Conferencing Telephones
    Top comment

    "This speaker comes with some nice accessories like the carrying case and the USB-C to USB-A convertor. It also has an additional USB-A port for charging mobile devices when you have at least a 50% charge on the internal battery. ...The device touts 20 hours of battery life, a cable and area to store the cable built right in, a nice travel case, great microphone, and speaker performance, and it can charge your smart phone! "

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    Product Description

    Enjoy the versatile speakerphone for Hybrid work and beyond with the Sync 20 Personal USB/Bluetooth Smart Speakerphone with Noise and Echo Reduction. For remarkable conference calls and music anywhere. Take it wherever you go. Its battery lasts for hours and can charge your smartphone. You’ll always hear and be heard. The multimedia quality sound is a music-lover’s delight. Designed specifically for today’s professional, it’s sleek, compact, and filled with smart features to keep conference calls simple.
    See all Conferencing Telephones
    Your price for this item is $119.90
    See all Conferencing Telephones
  4. August - Wi-Fi Smart Lock with Smart Keypad - Silver - Front_Zoom

    Model: AUG-SL05-K02-S01
    SKU: 6516420
    Top comment

    "Finally a smart home lock done right...The only downside is that i did need to replace the teo batteries after 45-60 days of operations....Good Lock But Get New Batteries...Finally I decided to try new batteries, and it immediately connected. The batteries that shipped had enough charge to power the LEDs initially, but that was it. "

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    Product Description

    Welcome home to an even smarter home. Upgrade your deadbolt with the August Wi-Fi Smart Lock - a lock so smart, it simplifies your daily life and the way your family lives. And with built-in WiFi, our lock requires no additional bridge to connect. Together with the August app, it’s now even easier to securely control and manage your home. Remotely lock or unlock the door, check door status, grant virtual guest keys, and see who’s coming and going. Or use your favorite voice assistant to control your door. Perfectly paired with the Smart Keypad. This bundle is a safe and secure way to let yourself, family members, friends and even your dog walker enter your home without a key or phone. Our smart lock bundle is easy to install and can be installed in minutes so you never have to worry about leaving keys under your mat again!
    See all Smart Door Locks
    Top comment

    "Finally a smart home lock done right...The only downside is that i did need to replace the teo batteries after 45-60 days of operations....Good Lock But Get New Batteries...Finally I decided to try new batteries, and it immediately connected. The batteries that shipped had enough charge to power the LEDs initially, but that was it. "

    See all customer reviews

    Product Description

    Welcome home to an even smarter home. Upgrade your deadbolt with the August Wi-Fi Smart Lock - a lock so smart, it simplifies your daily life and the way your family lives. And with built-in WiFi, our lock requires no additional bridge to connect. Together with the August app, it’s now even easier to securely control and manage your home. Remotely lock or unlock the door, check door status, grant virtual guest keys, and see who’s coming and going. Or use your favorite voice assistant to control your door. Perfectly paired with the Smart Keypad. This bundle is a safe and secure way to let yourself, family members, friends and even your dog walker enter your home without a key or phone. Our smart lock bundle is easy to install and can be installed in minutes so you never have to worry about leaving keys under your mat again!
    See all Smart Door Locks
    Your price for this item is $229.99
    The previous price was $269.99
    See all Smart Door Locks
  5. Tineco - Pure One X Dual Smart Cordless Stick Vacuum - White - Front_Zoom
    Top comment

    "The battery life is as advertised and the sucking power is impressive. ...It is light weight, quiet and great battery life. I was also pleasantly surprised but the number of attachments and that it has a second head that would work best on carpet. "

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    Product Description

    Run out of surfaces before you run out of battery! Pure One X Dual is a smart cordless vacuum cleaner optimized for ultra-quiet yet powerful suction with extended runtime of up to 45 minutes. It features iLoop Smart Sensor Technology, which automatically adjusts suction power based on your mess. Pure One X Dual's onboard LED light ring changes from red to blue when dirt, pet hair and debris are picked up, so you know when your floors are clean. The Pure One X Dual is designed for 3 in 1 use - clean your hard floors, carpets and hard to reach areas with the hand vacuum attachment.
    See all Handheld & Stick Vacuums
    Top comment

    "The battery life is as advertised and the sucking power is impressive. ...It is light weight, quiet and great battery life. I was also pleasantly surprised but the number of attachments and that it has a second head that would work best on carpet. "

    See all customer reviews

    Product Description

    Run out of surfaces before you run out of battery! Pure One X Dual is a smart cordless vacuum cleaner optimized for ultra-quiet yet powerful suction with extended runtime of up to 45 minutes. It features iLoop Smart Sensor Technology, which automatically adjusts suction power based on your mess. Pure One X Dual's onboard LED light ring changes from red to blue when dirt, pet hair and debris are picked up, so you know when your floors are clean. The Pure One X Dual is designed for 3 in 1 use - clean your hard floors, carpets and hard to reach areas with the hand vacuum attachment.
    See all Handheld & Stick Vacuums
    Your price for this item is $299.99
    See all Handheld & Stick Vacuums
  6. Ring - Wi-Fi Smart Mailbox Sensor - Black - Front_Zoom

    Model: B08FBK3YVX
    SKU: 6448572
    Top comment

    "That distance also drains the batteries quicker it seems. But still worth it....Great for notifying me when the mail was delivered and recording mailbox in case someone goes into it."

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    Product Description

    Secure your mail with this Ring mailbox sensor that signals when your mailbox is opened. Linking the sensor to Ring smart systems or Alexa-enabled devices provides real-time notification, eliminating wasted trips to the mailbox and worries about the mail security. The simple mounting bracket uses adhesive or screws to attach this Ring mailbox sensor to any mailbox or other metal enclosure.
    See all Motion Sensors & Detectors
    Top comment

    "That distance also drains the batteries quicker it seems. But still worth it....Great for notifying me when the mail was delivered and recording mailbox in case someone goes into it."

    See all customer reviews

    Product Description

    Secure your mail with this Ring mailbox sensor that signals when your mailbox is opened. Linking the sensor to Ring smart systems or Alexa-enabled devices provides real-time notification, eliminating wasted trips to the mailbox and worries about the mail security. The simple mounting bracket uses adhesive or screws to attach this Ring mailbox sensor to any mailbox or other metal enclosure.
    See all Motion Sensors & Detectors
    Your price for this item is $29.99
    See all Motion Sensors & Detectors
  7. Wallbox - Cable Pulsar Plus J1772 Level 2 NEMA 14-50 Electric Vehicle (EV) Charger up to 40A - 25' - Black - Front_Zoom
    Top comment

    "I know I only had about 2 miles left so there must be some excessive minimum reserves on the battery. I also inputted the cost per Kw to get the cost per charge. ...This will help with pre-drilling. ***SMART FEATURES:*** This thing has more smart capabilities than I will ever use. "

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    Product Description

    The Wallbox Pulsar Plus level 2 smart EV charger offers the best of both small size and powerful performance for faster electric vehicle charging at home. This unit comes with a NEMA plug for installation. Designed for easy installation, Pulsar Plus’ J1772 connector can charge any electric car on the market today up to 7x faster than standard (120v) charging cables that come with most EVs. This home EV charging station is simple and efficient with the integrated myWallbox app, which allows you to control your electric vehicle charger from your smart devices via WiFi or Bluetooth. With Pulsar Plus, you are in control of your energy use. Schedule and manage your charging sessions to maximize efficiency and save money when electrical demand and rates are low. Get the Pulsar Plus EV charger and start charging smarter.
    See all Electric Car Chargers
    Top comment

    "I know I only had about 2 miles left so there must be some excessive minimum reserves on the battery. I also inputted the cost per Kw to get the cost per charge. ...This will help with pre-drilling. ***SMART FEATURES:*** This thing has more smart capabilities than I will ever use. "

    See all customer reviews

    Product Description

    The Wallbox Pulsar Plus level 2 smart EV charger offers the best of both small size and powerful performance for faster electric vehicle charging at home. This unit comes with a NEMA plug for installation. Designed for easy installation, Pulsar Plus’ J1772 connector can charge any electric car on the market today up to 7x faster than standard (120v) charging cables that come with most EVs. This home EV charging station is simple and efficient with the integrated myWallbox app, which allows you to control your electric vehicle charger from your smart devices via WiFi or Bluetooth. With Pulsar Plus, you are in control of your energy use. Schedule and manage your charging sessions to maximize efficiency and save money when electrical demand and rates are low. Get the Pulsar Plus EV charger and start charging smarter.
    See all Electric Car Chargers
    Your price for this item is $649.00
    See all Electric Car Chargers
  8. LG - 27" Class LED Full HD Smart webOS TV with Countertop Design - Front_Zoom
    Top comment

    "Working out great! Needed a counter top smart TV for the laundry room and it’s just right: not too small or too big. ...Overall, I really like the LG - 27" Class LED Full HD Smart webOS TV with Countertop Design and I highly recommend it!"

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    Product Description

    The LG 27LQ600S Smart TV Monitor feels right at home, anywhere in the home. With a thoughtful design which includes a wide display base, this Smart TV monitor can go nearly wherever it’s needed. Place the screen on virtually any counter or desk top and enjoy your favorite streaming content via LG’s webOS smart TV platform, or use as a computer monitor to just as easily immerse yourself in your work. The large, 27” Full HD IPS screen is a great size for placement in the kitchen, a second bedroom or even a dorm room.
    See all All Flat-Screen TVs
    Top comment

    "Working out great! Needed a counter top smart TV for the laundry room and it’s just right: not too small or too big. ...Overall, I really like the LG - 27" Class LED Full HD Smart webOS TV with Countertop Design and I highly recommend it!"

    See all customer reviews

    Product Description

    The LG 27LQ600S Smart TV Monitor feels right at home, anywhere in the home. With a thoughtful design which includes a wide display base, this Smart TV monitor can go nearly wherever it’s needed. Place the screen on virtually any counter or desk top and enjoy your favorite streaming content via LG’s webOS smart TV platform, or use as a computer monitor to just as easily immerse yourself in your work. The large, 27” Full HD IPS screen is a great size for placement in the kitchen, a second bedroom or even a dorm room.
    See all All Flat-Screen TVs
    Your price for this item is $189.99
    The previous price was $209.99
    See all All Flat-Screen TVs
  9. Tineco - Pure One S15 Flex Smart Stick Vacuum - Blue - Front_Zoom
    Top comment

    "It has a long lasting battery life and I love the LED display! I absolutely recommend it!...Although, Auto setting will yield the quietest and best battery life for all surfaces except carpet. I found the MAX setting was a better choice for thicker carpet. "

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    Product Description

    Smart. Sleek. Powerful. PURE ONE S15 Flex is the next generation of clean. Featuring our Direct-Drive Anti-Tangle brush that ensures you get a deep, thorough clean on carpets, bare floors, fabric, and more. Pick up messy spills and pet hair and know your floors are truly clean when Tineco's iLoop Sensory Technology LED changes from red to blue. The PURE ONE S15 Flex is designed for 3 in 1 use - clean your hard floors, carpets and hard to reach areas with the hand vacuum attachment.
    See all Handheld & Stick Vacuums
    Top comment

    "It has a long lasting battery life and I love the LED display! I absolutely recommend it!...Although, Auto setting will yield the quietest and best battery life for all surfaces except carpet. I found the MAX setting was a better choice for thicker carpet. "

    See all customer reviews

    Product Description

    Smart. Sleek. Powerful. PURE ONE S15 Flex is the next generation of clean. Featuring our Direct-Drive Anti-Tangle brush that ensures you get a deep, thorough clean on carpets, bare floors, fabric, and more. Pick up messy spills and pet hair and know your floors are truly clean when Tineco's iLoop Sensory Technology LED changes from red to blue. The PURE ONE S15 Flex is designed for 3 in 1 use - clean your hard floors, carpets and hard to reach areas with the hand vacuum attachment.
    See all Handheld & Stick Vacuums
    Your price for this item is $499.99
    See all Handheld & Stick Vacuums
  10. Nixplay - W08K Touch 8-inch LCD Smart Digital Photo Frame - Black - Angle_Zoom
    Top comment

    "I can share my playlist with up to ten members, without any of them having a Nixplay - Smart Photo Frame 8-inch Touch Screen - Black. There is a way for me to invite family and friends to assign content to my Nixplay - Smart Photo Frame 8-inch Touch Screen - Black. ...Easy smart phone interface and great clarity...It’s the perfect size and you can position it either vertical or horizontal - most importantly, it works perfect with your iPhone. It’s also not too big or too small - it’s the right size for my desk. "

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    Product Description

    Show off your family photos with this Nixplay 8 inch Touch Screen smart picture frame. Wi-Fi connectivity and the included app let you synchronize and display pictures from social media, and the included remote lets you switch photos easily.
    See all Digital Photo Frames
    Top comment

    "I can share my playlist with up to ten members, without any of them having a Nixplay - Smart Photo Frame 8-inch Touch Screen - Black. There is a way for me to invite family and friends to assign content to my Nixplay - Smart Photo Frame 8-inch Touch Screen - Black. ...Easy smart phone interface and great clarity...It’s the perfect size and you can position it either vertical or horizontal - most importantly, it works perfect with your iPhone. It’s also not too big or too small - it’s the right size for my desk. "

    See all customer reviews

    Product Description

    Show off your family photos with this Nixplay 8 inch Touch Screen smart picture frame. Wi-Fi connectivity and the included app let you synchronize and display pictures from social media, and the included remote lets you switch photos easily.
    See all Digital Photo Frames
    Your price for this item is $133.99
    The previous price was $149.99
    See all Digital Photo Frames
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