How to make your iPhone battery last longer

Away from power? Here's the ultimate guide to saving juice

Recently, when standing in a field at Glastonbury, the idea came to us – was it really possible to make your iPhone battery last for several days? Well yes it is, as long as you completely strip down the power-sucking features and follow a few simple tips. Keep an eye on how long your iPhone typically lasts by going to Settings > General > Usage.