Amazon.com: apple smart battery case iphone 11 pro max. Skip to main content.us. Hello Select your address All. Select the department you Anyone who has read our reviews of the iPhone 11, iPhone 11 Pro and iPhone 11 Pro Max knows that Apple has already gone the extra mile and improved the battery performance of this year's lineup. And yet Apple has added official Smart Battery Cases, which are supposed to add up to 50 percent of runtime. For those who just got up: welcome to the iPhone 11 Pro Max Smart Battery Case智能电池保护壳开箱拆解. 里面带有一块独立PCB，正反两面都布满芯片，PCB上连接了两块电池、一个拍照按键、一个无线充线圈、一个Lightning头。. 正在加载 充电头网，我们只谈充电。. www.chongdiantou.com. iPhone 11苹果官方智能电池壳 mophie Juice Pack Access Battery Case for Apple iPhone XS - Deep Red. (10) $12.99 New. mophie Juice Pack Air Charger Case for Apple iPhone XS Max Black. (1) $8.99 New. Alpatronix iPhone XR 5000mah Qi Wireless Battery Charging Case Charger Cover. (19) $38.95 New. A: The case will charge your phone about 50%. Answered 3 years ago by WorkingDad. Helpful ( 1) Unhelpful ( 0) Report. Answer this question. Show more answers ( 4) Showing 21-23 of 23 questions. 1. It holds a charge, charges my XS max and also does the iOS integration with the battery widget perfectly. Wish I went this route sooner So just for anyone interested I’d suggest getting the IPhone 11 Pro Max smart battery case for your XS max update Wow, the camera button on the 11 pro max smart battery case actually works!! I read online You can buy it on Best buy: The battery in the iPhone Smart Battery Case is bigger than ever. I hate giving numbers because lazy comparisons have made spec sheets borderline toxic and battery efficiency is far more important than battery quantity, but there are 2 cells now instead of one, so you're getting 1.4 additional watt hours and almost 400 more milliamp hours. 3IxcvI.