iOS 7 and Verizon iPhone 5 battery issues - Apple Community
Battery Life and Charge Time - The iPhone SE Review
iOS 10 is a pleasant surprise for the iPhone 5 and 5C | Ars Technica
iPhone 5S and Battery Life — Envision Design
Discussion] Battery life on 10.3.1 (iPhone 5s) is massively improved over all iOS 10 versions (including 10.3.2 beta). : r/iOSBeta
Apple iPhone 5s battery life test
10% bigger battery in iPhone 5s to boost talk, LTE use times by 2 hours | AppleInsider
Apple confirms poor battery life on iPhone 5s is caused by a manufacturing issue - MobileSyrup
Lab Tests: How long does the iPhone 5's battery last? | Macworld
Why does my iPhone 5s battery suddenly drop from 43% to 20% and then 10% suddenly? Is this battery to be replaced or is there something other malfunctioning? - Quora