If you are ready to choose a new best battery cases for galaxies, check out our detailed recommendation below!. Among the products, our top choice is Samsung Galaxy S7 Battery Case on Amazon.
We spent 48 hours to look for top-rated products in this category and have compiled the following list. If you are looking for the best battery cases for galaxies, our top recommendation for you is Samsung Galaxy S7 Battery Case, which comes with amazing features you’ve never expected before! It is absolutely the best battery cases for galaxies available in the market today. However, if you are on a budget and don’t want to spend big on best battery cases for galaxies, you may want to consider Galaxy Note 8 Battery Case which is an economic option and still comes with all the basic features one would expect in best battery cases for galaxies.
10 Best Battery cases for galaxies
Best Battery cases for galaxies
1. Samsung Galaxy S7 Battery Case
Important Warning: This extended battery case only compatible for Galaxy S7（Include Galaxy S7, G930 (USA), G930F (Global), G930FD (Asia), NOT for Galaxy S7 Edge and Galaxy S7 Active! Features of Galaxy S7 External Case: 11 case, 2 function - protective and charging 2Newdery Case Battery extended more than 100% your Galaxy S7's battery capacity
- Add extra 100 juice for galaxy s7 only compatible with samsung galaxy s7 built in 4700mah huge capacity li polymer battery offers extra an 100 battery life for your phone effectively made of tpu and pc material this battery power pack has the highest industry regulatory certificates ce rohs and fcc.
- Simultaneous charging you can charge your phone and case at the same time. 100 safe with internal circuit protection against overheating overload and short circuit.
- Easy installation slide your phone into the charging case to well connect the micro c usb port press cellphone into the cover pack easy to start stop charging your phone by pressing the power button for 3 seconds.
- Smart led indicators 4 led power lights to allow you to accurately keep track of remaining power in your battery case0 25 50 75 100 the led light will flash when case is charging but dont flash when the case charge the galaxy s7 the led indicator will stop flashing when the battery is full of power.
- 100 satisfaction warranty lifetime warranty ensures you are protected for the life of this product galaxy s7 portable power case or service if you have any problem feel free to contact us. you will be offered help from our newdery customer support team within 24 hours package include4700mah galaxy s7 charger case 1user manual 1.
Also read: Best Waterproof cases for galaxies
2. Galaxy Note 8 Battery Case
Enjoy this case-and-battery-in-one for Galaxy Note 8 This safe and reliable battery case gives your Samsung Galaxy Note 8 high-impact protection and enough power to go all day without your needing to find a power outlet It also comes with a worry-free 12-months warranty Buy with confidence! Charging your battery case Connect the USB C cable to the bottom of your battery case
- extra battery capacity the 5500 mah battery case extends the battery life of your galaxy note 8 for hours with more power to talk surf and send. it delivers more than 120 extra battery capacity when you need an extra boost to make it through the day.
- high level protection crafted to the specific dimensions of note 8 you can easily slides the phone in and out without squeezing or jamming. this rigid phone shell with rubberized edges provides your phone with the utmost protection against drops scratches and bumps even when not charging.
- charge with confidence built in fail safe circuitry and temperature protection prevents over charging and overheating and the first class lithium ion polymer cells also guarantee the most efficient charge. you can also sync your phone with a computer the same as if it was directly connected without removing the case.
- user friendly design smart led battery level indicator shows how much battery is left and puts you in complete control of when to use the battery case for charging. the integrated power switch located on the back of the case allows you to put the battery case in standby mode or energize when you need it the most.
- warranty please note that the galaxy note 8 battery case comes with a worry free 12 months warranty. we always strive to offer the best customer service and please dont hesitate to reach out if there is anything we can help you with we have you covered.
Also read: Best Waterproof case for galaxies
3. Galaxy S6 Battery Case
Alpatronix [BX410] 3500mAh Rechargeable Battery Charging Case for Samsung Galaxy S6 Overview: The BX410 is designed by Alpatronix to improve the performance and battery life of your Samsung Galaxy S6 Built for the avid Galaxy S Series user for extensive use and on-the-go protection Features: Slim, lightweight and compact design for portability
- Powerful charge 3500mah ul certified internal battery for your galaxy s6 effectively charges well over 100 to last you the entire day. easy access to all ports sensors speakers and camera. extra battery life means 12 hours talk time 288 hours standby time 60 hours audio time 13 hours of video and 12 hours of 3g surfing time for samsung galaxy s6.
- Made for galaxy s6 100 fully compatible to support android os 8.0 oreo android os 7.0 nougat and older future android os software updates. only compatible with samsung galaxy s6 5.1 not compatible with galaxy s6 edge or s6 edge. this battery case has the highest industry regulatory certificates ce rohs and fcc.
- Ultra slim 360 scratch guard protection minimizes bulk and weight for galaxy s6 charger case. raised front bumper stands higher than your galaxy screen to avoid contact with other surfaces. a high quality screen protector is included with the galaxy s6 charging case.
- Easy installation easily insert your galaxy s6 into the micro usb output port. the samsung s6 extended battery case uses a microusb input port to enable recharging and data transfer. you can conveniently charge and sync both the galaxy s6 battery case and samsung galaxy s6 to your laptop or pc without having to remove the s6 battery case itself. a microusb cable is included.
- Life time ironclad warranty ensures you are protected for the life of this product and 30 day money back guarantee offers peace of mind enabling you to return the product in case you dont like your purchase for any reason.
Also read: Best Battery s4s
4. Galaxy S9 Plus Battery Case
Modernway Ultra Slim External Portable Rechargeable Battery Power Pack Charger Case is designed to improve the performance and battery life for your Samsung Galaxy S9 Plus ALWAYS POWER ON, NEVER OFFLINE 1 LED Power Indicators tell you what the level of your battery case power is Integrated button allows you to choose when to charge for when you need it most
- Important notice only compatible with samsung galaxy s9 plus
- Extend 120 battery lifethis 5200mah rechargeable li polymer s9 plus battery case can provide 120 extra battery life to your galaxy s9 plus to keep you going throughout the day essential for traveling camping road trips hiking business trips and other occasions
- Full protection 360comprehensive bumper design and made with flexible soft frame hard shell backplate. offering 360 edge coverage and collision absorption protects your galaxy s9 plus from scratches and other daily wears and tear yet small and convenient enough to fit easily in your hand or pocket
- Advanced sync through technology the galaxy s9 plus battery case designed with type c port you can sync your phone to computer with the original samsung cable and without having to remove the battery case
- 100 money back guarantee if you are not satisfied with this galaxy s9 plus charger case let us know and you will be offered a full refund or a replacement. enjoy this absolutely risk free purchase by modernway
Also read: Best Cue cases
5. Galaxy Note 9 Battery Charging Case[Upgraded]
Zerolemon Galaxy Note 9 Battery Case
- Extend 90 power to galaxy note 9 the powerful 5000mah li polymer extended battery provides 90 battery life to galaxy note 9 which is equivalent to adding 40 hours talk time or 20 hours video time.
- Full edge protection zerolemon slim power with soft tpu case offers 360 protection protecting your galaxy note 9 from scratches and other daily wears and tears. feel confident with a phone case that delivers reliable protection all day.
- Sync phone to computer file transfer technology supported. no need to take the battery case off when transferring data between galaxy note 9 and a computer. fast charging is supported by passing through the case. battery case doesnt support fast charging. dex app cannot pass through the case.
- Intelligent power indicator 4 led lights indicate you the battery levels and charging status. integrated button allows you to choose when to charge for when you need it most. know before you go.
- Zero defect guarantee 365 days zerolemon guarantee warranty with amazon 30 days full refund guarantee lifetime customer support from zerolemon.
Also read: Best Portfolio cases
6. Galaxy S8 Plus Battery Case
Trainium Atomic Pro Battery Case fits Samsung Galaxy s8 Plus 62-inch phone ONLY SUPPORT Quick Charge Pass Through to Phone Get optimal power and protection with Trianium The Trianium Atomic Pro Galaxy s8 Plus battery case brings you a whole new level of power and protection for the Samsung Galaxy s8 plus 2017
- Note compatible samsung galaxy s8 plus 6.2 only powerful 5000mah li polymer rechargeable battery case can effectively provide 100 extra battery life for your galaxy s8 plus which is equivalent to add 27 hours talk time or 17 hours web browsing time.
- 360 comprehensive bumper design and hard shell backplate the trianium atomic pro fast charging portable charger protects your galaxy s8 plus from scratches and other daily wear and tear yet small and convenient enough to fit easily in your hand or in your pocket.
- Featuring quick charge sync through technology the battery case allows you to sync your computer without having to remove the case. simultaneously charge your samsung s8 and battery case together with your original samsung stock type c cableadapter.
- Led power level indicator tell exactly how much power you have and a softer side that safely holds your galaxy s 8 plus while providing easy access to all buttons and ports. notes not compatible with qi technologies or any other wireless charging device
- Lifetime hassle free warranty by trianium offers extra peace of mind protection for your galaxy s8 plus battery base.
Also read: Best Ukulele cases
7. Battery Case for Galaxy S8 Plus
Feob 6500mAh Rechargeable Charger Case Extended Battery Case for Samsung Galaxy S8 Plus (62 inch)- Black Features: 1 This battery case is only fit for Samsung Galaxy S8 Plus (62inch) , Not works on Samsung Galaxy S8(58inch) 2 Long Battery Life: add more than 150% battery life to your Galaxy S8 Plus you can going through out the day, essential for traveling, camping, road trips or business trips
- Only for galaxy s8 plus the galaxy s8 plus battery case 6500mah can provides extra more than 150 battery life to your galaxy s8 plus. effectively provide extra 31 hours talking time 18 hours web browsing time. you can going through out the day do not worry the battery run out suddenly.
- Advanced sync through technologyyou can sync your galaxy s8 plus to your macbook pc or laptop without removing the battery case.
- Charging protecting 2 in 1this galaxy s8 plus battery case with 360scratch guard can protect your galaxy s8 plus from scratches and other daily wear and tear. internal high quality chips also protect your phone from overheating short circuiting and over charging.
- Easy to use just input your existing type c cable then your battery case and galaxy s8 plus will be charged. 4 led indicator will show you how much power is left 25 50 75 100.and you could switch onoff the galaxy s8 plus charger case with the power switch button.
- 18 month warranty 100 money back guarantee. if you are not satisfied with this galaxy s8 plus battery case we will offer replacement or full refund. please feel free to contact us.
Also read: Best Battery for panteches
8. (Upgraded) Galaxy S7 Battery Case
Trainium Atomic Pro Battery Case fits Samsung Galaxy S7 ONLY SUPPORT Quick Charge Pass Through to Phone; DOES NOT Fit GALAXY S7 EDGEGet optimal power and protection with TrianiumThe Trianium Atomic Pro Galaxy S7 battery case brings you a whole new level of power and protection for the Samsung Galaxy S7 2016
- Powerful 4500mah li polymer rechargeable battery case can effectively provide 100 extra battery life for your galaxy s7 which is equivalent to add 28 hours talk time or 13 hours web browsing time. upgrade reinforced micousb port
- 360 comprehensive bumper design and hard shell backplate the trianium atomic pro fast charging portable charger protects your galaxy s7 from scratches and other daily wear and tear yet small and convenient enough to fit easily in your hand or in your pocket.
- Featuring quick charge sync through technology the battery case allows you to sync your computer without having to remove the case. simultaneously charge your samsung s7 and battery case together with the included microusb cable.
- Led power level indicator tell exactly how much power you have and a softer side that safely holds your galaxy s7 while providing easy access to all buttons and ports. notes not compatible with qi technologies or any other wireless charging device
- Lifetime hassle free warranty by trianium offers extra peace of mind protection for your galaxy s7 battery base.
Also read: Best Battery packs
9. Galaxy S9 Battery Case
Vproof External Battery Case is ONLY designed for Samsung Galaxy S9 (2018), NOT for S9 Plus Get 4700mAh optimal power and full-edge protection 2 IN 1 The Vproof Galaxy S9 battery case brings you to a totally new level of charging and protecting for the Samsung Galaxy S9 2018 Made specifically to enhance your S9, it provides 110% additional rechargeable battery and is built with an ultra-durable design to protect against bumps, scrapes and scratches
- Only compatible with samsung galaxy s9 get optimal power in time. built in 4700mah huge capacity li polymer battery this s9 battery case can effectively add 110 extra power for your galaxy s9. a great source of 22 hours talk time 15 hours web browsing time will be added with this battery case.
- Battery case protective cover 2 in 1. this battery case could provide full edge protection for your galaxy s9 phone from scratches and other daily wear and tear while charging.note could not protect the front screen of your phone.
- 4 level led power indicator. with the features of led battery level indicator you can know the exact percentage of the remaining power0 25 50 75 100 via the different colors of the indicator lightred blue green white.
- Perfectly fit your s9 phone. specially designed for samsung galaxy s9 the external battery case has precise cutouts for speakers charging ports audio ports and buttons. you can sync your phone without taking the case off. not compatible with qi or other wireless charging.
- Certified safe for using. integrated circuit design effectively avoid shorting circuit or overcharge even under wrong operating. vproof offers 12 month hassle free warranty to guarantee an extra peace of mind using.
Also read: Best Battery pencils
10. Galaxy S8 Battery case 6000mAh
★★★Features: 1 Compatible with Samsung galaxy S8 (Not works on Samsung galaxy S8 plus ) 2 4 LED power indicators shows power status of external battery case(25%--50%--75%--100%) 3 ON/OFF Button for Optional Power Output Control,Samsung galaxy S8 battery use Grade A+ batteries with CE and RoHS certification
- Super long charging lifecompatible samsung galaxy s8 only this samsung galaxy s8 charging case has 6000mah powerful provide extra standby time to your phone.the best and the first choice for the outdoor power companion enjoying your day and do not worry the battery run out suddenly.
- Advanced sync through technologyyou can simultaneously charge your phone and samsung galaxy s8 battery case charger together conveniently sync your phone to your mac book pc or laptop without having to take the battery case off.
- Easy installation and useeasily insert your samsung galaxy s8 into the lightning output port .the samsung galaxy s8 protective extended battery cover uses a lightning input port to enable recharging and data transfer. 4 led battery level indicator that lets you know exactly how much power you have 0 25 50 75 100 power switch allows you to switch onoff the samsung galaxy s8 power bank.
- Protecting and charging 2 in 1high quality samsung galaxy s8 battery cover with 360 scratch guard dual layer protection to protect your samsung galaxy s8 from scratches and other daily wear and tear. internal safe chips prevents the wireless charging power case short circuiting overheating and over charging.
- 18 month hetp warrantyeach of samsung galaxy s8 portable power case has passed strict inspection before they leave the factory.if there is any problems or you are not satisfied 100 with hetp battery case please feel free to contact us at once. enjoy this absolutely risk free purchase by clicking the yellow add to cart button.
Also read: Best Battery frother