battery life

How can I extend the battery life of the iPhone 7?

Mophie Juice Pack Air

Episode 1397

Rob from New Jersey

Rob's daughter has an iPhone 7 and she needs more battery life to get her through the day. Jason says that a case that has an extended battery built in is a good option. What does MFI mean? Jason says that MFI stands for Made for iPhone — certified products that work with the iPhone. Mophie is a very popular brand, and their Juice Pack Air is their current model. It would make the phone heavier and bigger, but it will work.

Why do so many devices have non-replaceable batteries?

Nintendo Switch

Episode 1373

Clarence from Chesapeake, VA

Clarence is concerned about the new trend to have irreplaceable batteries in devices, like the new Nintendo Switch. Leo says that iFixIt says the battery in the Switch can be replaced with the right tool and replacement part. It's doable. But there's no user serviceable part for the battery in the iPhone. It's all glued in now. Apple will repair a battery for you, but it can't be done by the user. Clarence's battery should last around 500 complete charges. Once that happens, they are dead.

How can I find out what's draining my phone battery?

iPhone Battery Stats

Episode 1373

Brittany from Anaheim, CA

Brittany has heard that the Android phones are having battery life issues. Leo says that the iPhone 7 Plus is one of the best phones for battery life. Apple is also very aggressive about controlling apps on the phone to prevent them from running in the background. The Android phone that Brittany's boyfriend has probably has an ill behaved app that's sucking the battery power out of it. Facebook, for instance, is a battery hog.

What's an Android alternative to the iPhone 6S with good battery life?

Samsung Galaxy S7 Active

Episode 1347

Gary from Laguna Nigel, CA

Gary's iPhone 6S has an issue with his battery suddenly dying, which seems like it should be part of the recall, but Apple says it isn't, and won't fix it. Leo says that's terrible! They should support it. The best he can hope for is getting a replacement for $200. So Gary wants to go Android, but he needs good battery life. Leo says that the Motorola Z Phone or the Sony Xperia have the best battery life for Android phones.

Will my laptop battery die out?

Episode 1296

Jim from Los Angeles, CA

Jim's Lenovo laptop gets a notification that his lithium ion battery is 70% depleted. Leo says that there's a lot of mythology and garbage about LiOn batteries. But what we do know is that a standard battery has a cycle life of about 500 recharge cycles. They've discovered why and are working on designs to make sure batteries never wear out. But that isn't in the current state of the art. You can do things to make sure you get the most out of your battery by 1) never completely depleting your battery and when you do store them, store them half charged.

Why does my phone battery die when I'm charging it?

Samsung Galaxy S6

Episode 1273

Dave from Torrance, CA

Dave is having trouble charging his Galaxy S6. He plugs it in when it's low and it will continue to drain until it dies before it starts to recharge. Leo says it could be this app Dave has called DU battery saver. Leo says that those apps often take up more power than they save. It could just be a defective battery. Dave may want to talk to them about replacing it.

How long does the battery last on my tablet?

Episode 1250

Richard from West LA, CA

Richard has a Barnes and Noble Nook reader and he wants to know how many full recharges he gets. Leo says that he'll get about 500 full recharges as any given lithium ion battery will. But Richard hasn't ever run down his phone, keeping it plugged in most of the time. Now he can't recharge it. Leo says that a battery is always going down/up and it could just be worn out.