Apple's new Smart Battery Cases sport larger capacity than previous versions
Amazon.com: Battery Case for iPhone Xs Max, Upgraded 10000mAh Slim Portable Protective Charging Case Compatible with iPhone Xs Max (6.5 inch) Rechargeable Battery Pack Charger Case (Blue) : Cell Phones & Accessories
Tested: Using the iPhone XS Smart Battery Case on the iPhone X | AppleInsider
Mophie Juice Pack Access Battery Case (2200 mAh) for Apple iPhone Xs Max - Black 848467085211 | eBay
Apple iPhone XS Smart Battery Case (Black) MRXK2LL/A B&H Photo
Amazon.com: YHO Battery Case for iPhone Xs/X/10 Upgraded 6500mAh Protective Rechargeable Charging Case for iPhone X Extended Battery Pack for iPhone Xs Portable Charger Case Backup Cover (5.8 inch) - Black :
Amazon.com: Smiphee Battery Case for iPhone X/XS, 4100mAh Portable Protective Charging Case Extended Rechargeable Battery Pack Charger Case Compatible with iPhone X/XS /10 (Black,5.8 inch) : Cell Phones & Accessories
NUNET Detachable Battery Case for iPhone Xs/X /XR /XS MAX Nucharger Po – Nuvending.com
Amazon.com: Battery Case for iPhone XS Max, Enhanced 10000mAh Ultra Thin Portable Protective Power Smart Charging Case Compatible with iPhone XS Max (6.5 inch) Rechargeable Extended Battery Charger Case (Black) : Cell
Best Buy: Apple iPhone XS Smart Battery Case Black MRXK2LL/A
iPhone XS and XS Max Smart Battery Case contains 10.1Wh battery, 13% larger capacity than previous cases - 9to5Mac
Apple iPhone XS Smart Battery Case Review: Worth Your Money?
iPhone XS Max Smart Battery Case - Black - Walmart.com