How to Extend The Battery Life of Your Smart Phone With a Battery Case

If your phone is getting a little older and not holding a charge as long as it did in the past, then a battery case may be the solution. A phone battery case can revitalize an older phone and increase it’s life span. They are also useful if you do not feel like plugging into an outlet to charge every day. Battery cases can be a convenient for long extended trips if you don’t have the option to charge your phone somewhere. Many of these cases are rugged, slim and offer great extended battery life for your smart phone. Let’s look at some ways to extend your phones battery life.

Extend The Battery Life of Your Smart Phone With a Battery Case

Alpatronix Battery Case

Alpatronix Galaxy S6 Battery Case, BX410 3500mAh Thin External Protective Backup Battery Pack Rechargeable Portable Charger Case for Samsung Galaxy S6 Juice Bank Power Pack Phone Charging - Black

The Alpatronix battery case is a great overall case that we recommend. It offers a 3500mAh battery for a powerful long lasting charge. The case is made of a rugged material to ensure great phone protection. This case comes with a screen protector which other cases do not provide. You still can have easy access to all of your button and switches with this well designed case. Charging is as simple as pressing on the case button for 3 seconds. The case has a nice feature that will detect when your phone is fully charged and save the battery charge for later use. This case also comes with an LED light indicator to show you how much juice is left. For the price and what you get, it is hard to beat this one.


  • Power LED Indicator
  • Easy access to all ports, switches and buttons
  • Capacity: 3500mAh Li-Polymer Rechargeable Battery
  • Weight: 3.1 ounces
  • Protection: Short circuit and Overcharge
  • MicroUSB cable for charging and data pass through
  • Screen Protector

Where to Buy:

The Alpatronix Battery Case is available from these retailers:



Mophie Juice Pack

mophie juice pack plus - Protective Mobile Battery Pack Case for Apple iPhone 6/ iPhone 6s - Black

The Mophie Juice Pack is a slim and sturdy battery case. It slides nicely over your iPhone and provides you with full day charge with the flip of a switch. The Mophie case is a two piece case that your iPhone fits into. The case contains a powerful 3,300mAh rechargeable lithium-ion polymer battery. This battery case will provide 17 additional hours talk time, 12 additional hours of web browsing, 13 additional hours of video playback and 60 additional hours of music playback. The helpful LED indicator lights will illuminate how much charge is left on the internal battery. The case is made of a hard outer shell and an impact system that will protect your phone from falls. This case will add a small amount of weight to your phone due to the battery contained in the case. This is an excellent battery case that will provide you with extra power for any situation. The Mophie juice pack is available for many types of phones.



  • High-impact protection
  • Internal bumpers add extra support to the edges and corners of the protective case
  • 3,300mAh rechargeable lithium-ion polymer battery
  • Pass-through charge and sync
  • Polycarbonate case
  • 32″ micro USB cable, headphone adapter included
  • Height: 6.14 inches
  • Width: 2.99 inches
  • Weight: 4 ounces

Where to Buy:

The Mophie Juice Pack is available from these retailers:



OtterBox Resurgence Battery Case

OtterBox Resurgence Case for Apple iPhone 6 - Retail Packaging - Black (Black/Black)

The OtterBox Resurgence battery case offers another sturdy and powerful solution for protecting and powering your phone. This case will provided you with double the battery life. The case is made of a two piece high density foam with a military grade drop resistance core. The case has a good solid feel and grip in your hands. Your phone slides very snug into this case for a tight fit. This case is also great for the traveler or someone on the go. The OtterBox case is handy if you cannot be bothered with constantly plugging in your phone to charge. You can feel confident being away from an electrical outlet with this battery case in your pocket.


  • 2X battery life
  • Auto-stop charge saves power for later
  • High-speed charging saves time
  • Military-rated drop defense
  • Height: 7.5 inches
  • Width: 4.3 inches
  • Depth: 1.3 inches
  • Weight: 0.3 ounces
  • Battery Type: Lithium-ion
  • Charging Interface: Micro USB
  • On/Off Switch
  • Polycarbonate case

How to Extend Your Smart Phones Battery Life With a Battery Case

Where to Buy:

The OtterBox Resurgence Battery Case is available from these retailers:



Featured image courtesy of Witthaya Phonsawat at


All of these cases will add some weight to your pocket, but if you like the confidence of having the extra charge then it is well worth it. If you have an older smart phone you can revitalize it with the extended battery life. These cases offer rugged protection and juice for the on the go person.

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About Johan
I am the author of We Do Tech Reviews website. I have been in the high tech field for over 20 years, dealing with all aspects of technology. I have an extensive computer networking and audio visual background. I have worked on and maintained computers and networks for many large companies. I am a Microsoft Certified Professional and CompTIA Network+ Certified Technician. I am currently working as a freelance Audio Visual/Network technician. I hope you will find my articles and reviews helpful.

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