Because it is limited to iOS 10 , it cannot run most modern, high-distraction apps, making it a great "dumb phone" alternative.
If you are looking to buy one in , here is what you should consider: 1. Why Buy an iPhone 5 Today?
If you want the same design but better performance and Touch ID , the iPhone 5S is often a more practical vintage choice.
Original batteries are likely degraded. You should look for units labeled as "refurbished" with a new battery installed. 3. What to Look For When Shopping