Amazon.com: Upgraded Battery for iPhone 11 Pro Max, High Capacity Replacement iPhone 11 Pro Max Battery A2161 A2218 A2220 with Professional Repair Tools Kit : Cell Phones & Accessories
iPhone Battery Replacement: Cost and Service details
iFixit drops its iPhone battery replacement to $29, matching Apple's apology price | TechCrunch
Apple raising its non-AppleCare battery replacement costs across devices | Ars Technica