![What is USB-PD and how does it work with Apple's Smart Battery Case for iPhone XS, XS Max, and XR? | iMore What is USB-PD and how does it work with Apple's Smart Battery Case for iPhone XS, XS Max, and XR? | iMore](https://www.imore.com/sites/imore.com/files/styles/w1600h900crop/public/field/image/2019/01/apple-smart-battery-case-hero.jpg?itok=078OJ1LT)
What is USB-PD and how does it work with Apple's Smart Battery Case for iPhone XS, XS Max, and XR? | iMore
![GENUINE Mophie Juice Pack Air Battery Case for Apple iPhone 4 S 4S White 1500mAh 810472020068 | eBay GENUINE Mophie Juice Pack Air Battery Case for Apple iPhone 4 S 4S White 1500mAh 810472020068 | eBay](https://i.ebayimg.com/images/g/rXIAAOSwC9VZfywJ/s-l300.jpg)
GENUINE Mophie Juice Pack Air Battery Case for Apple iPhone 4 S 4S White 1500mAh 810472020068 | eBay
![Amazon.com: uNu DX Lite iPhone 4S Battery Case / iPhone 4 Battery Case - Black / Crystal Black (MFI Certified, Stylish Bumper Style Case with 1500mAh Built-in Battery Fits All models of Amazon.com: uNu DX Lite iPhone 4S Battery Case / iPhone 4 Battery Case - Black / Crystal Black (MFI Certified, Stylish Bumper Style Case with 1500mAh Built-in Battery Fits All models of](https://m.media-amazon.com/images/I/610X31TTgiL._AC_SX522_.jpg)
Amazon.com: uNu DX Lite iPhone 4S Battery Case / iPhone 4 Battery Case - Black / Crystal Black (MFI Certified, Stylish Bumper Style Case with 1500mAh Built-in Battery Fits All models of
![Apple's iPhone 11 Smart Battery Case review: This battery case proves useful in more ways than one | ZDNet Apple's iPhone 11 Smart Battery Case review: This battery case proves useful in more ways than one | ZDNet](https://www.zdnet.com/a/img/2019/11/25/19af4ebd-a97a-45f9-ba6f-03dd5587846b/iphone-11-smart-battery-case-4.jpg)
Apple's iPhone 11 Smart Battery Case review: This battery case proves useful in more ways than one | ZDNet
![Review: Weak battery aside, Apple's iPhone 6s Smart Battery Case isn't as dumb as it looks - 9to5Mac Review: Weak battery aside, Apple's iPhone 6s Smart Battery Case isn't as dumb as it looks - 9to5Mac](https://9to5mac.com/wp-content/uploads/sites/6/2015/12/smartbatterycase-4.jpg?quality=82&strip=all)