The most important reason is the conversion rate. This product is designed as protective backup battery case, which can protect your cell phone well. Why exist this difference?. So the 5,000mAh power bank can really be used by us only about 3000-4000mAh.
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6300mAh 0 Cycle Replacement Bateria for IPhone 5S 6 6S 7 8 Plus X XR XS Max 11 12 13 Pro Max Mini Original Mobile Phone Battery
Aliexpress UK
6000mAh For iPhone 11/11 Pro Max. 6000mAh For iPhone XR/XS MAX. 6000mAh For iPhone 12 Pro Max. 6000mAh For iPhone 13 Pro Max. This product is designed as protective backup battery case, which can protect your cell phone well.
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EmmaHelp 10Pcs Battery Sticker for IPhone 16 16E 12 13 Pro Max 14 Plus 15 11 Battery Tape Adhesive Glue Replacement Parts
Aliexpress UK
Battery Capacity: 6800mAh. Storage/Transport Temperature: -20°C±50°C.
eBay
10Pcs Original Screen Waterproof Battery Adhesive For iPhone 16 15 14 Pro Max 13 11 12 Display Sticker Glue LCD Frame Tape Seal
Aliexpress UK
The most important reason is the conversion rate. This product is designed as protective backup battery case, which can protect your cell phone well. Why exist this difference?. So the 5,000mAh power bank can really be used by us only about 3000-4000mAh.
eBay
SamE Battery Repair Flex For iPhone 11 12 13 14 15 Plus Pro Max Remove Warning Battery External Flex Cable Replacement Repair
Aliexpress UK
③ Works with wired Apple EarPods or wireless earphone. ④ Allows sync your iPhone to your PC or laptop without removing the case.
eBay
Brand New Phone Replacement Battery For iPhone SE 2 4 5S 6 6s 6p 6sp 7 7p 8 Plus x xr xs Max 11 12 13 Pro Battery For Apple
Aliexpress UK
Smart Battery Powercase For iPhone 11 Pro. White - iPhone 11 Pro Battery Case. increases battery life up to 250%. (5.8 in display).
eBay
Choice StellarXcell Battery High Cost-Effective For Wholesaler For Iphone Xs x xr max 11 Pro Max Free battery opening tools
Aliexpress UK
The most important reason is the conversion rate. PLC Module. This product is designed as protective backup battery case, which can protect your cell phone well. Working temperature: 0-45 temperature degree.
eBay
Replacement Clear Back Glass Housing For iPhone 14 13 12 11 Pro Max MINI X XR XS MAX Rear Battery Door housing
Aliexpress UK
IPhone X / XS / XR. (Not compatible with iPhone Pro Max models). ✅ Key Features 1x Slim Battery Charging Case (model-specific). iPhone 12 / 12 Pro. 🛡️Slim Protective Design – Lightweight yet durable material protects your phone from daily wear.
eBay
RELIFE XA2 Pro Battery Efficiency Life Pop-up Tester for IPhone 11-15PM Battery Health Repair FPC Cable Read & Write Programmer
Aliexpress UK