The most important reason is the conversion rate. Battery capacity: 6800mAh, the Rated capacity is 3900-4200mAh. Working temperature: 0-45 temperature degree. So the 5,000mAh power bank can really be used by us only about 3000-4000mAh.
eBay
Replacement Bateria for IPhone 5S 6 6S 7 8 Plus X XR XS Max 11 12 13 Pro Max Mini Mobile Phone Battery 6300mAh
Aliexpress UK
The most important reason is the conversion rate. Battery capacity: 6800mAh, the Rated capacity is 3900-4200mAh. Working temperature: 0-45 temperature degree. So the 5,000mAh power bank can really be used by us only about 3000-4000mAh.
eBay
Battery For iPhone 16 Pro Max Xs Max XR 11 12 13 Mini 15 Plus 14 Health 100% Zero Cycle Best Replacement with Tools Batteria
Aliexpress UK
5000mAh for iPhone XR. LONGER BATTERY LIFE - Gets 100% extra battery life for your iPhone. COMPACT CASE DESIGN – This is the most compact battery case for iPhone 6/6s/7/8/plus/X/Xs/XR/11,12 /11,12Pro/ 11,12 Pro Max/ 12 Mini, Even with its distinctly thin and lightweight design, it still provides superior protection.
eBay
High Cpacity Cell + 7037 TI Ultra Battery Replacement for iPhone StellarXcell 7 8Plus 11 Mini 13 15 X S XR IP14 Pro Max 12
Aliexpress UK
XDOU 2025 NEW Battery For iPhone 7 8 6S 6 Plus X XR 11 11Pro Xs Max High Capacity Phone Bateria + Free Tools
Aliexpress UK
High Quality 0 Cycles Battery For iPhone SE 2 4 4S 5 5S 5C 6 6S 7 8 Plus X XR XS 11 Pro Max 7P For iPhone7 iPhonese 6splus
Aliexpress UK
New 2025 Zero-Cycle High-Quality Battery For Iphone XR XS 11 12 13 14 15 Pro Max 12Mini 13Mini 14Plus 15Plus Free Tool
Aliexpress UK
High Capacity Phone Battery For iPhone 5S 5 6S 6 7 8 Plus X SE SE2 XR XS 11 12 13 Mini Pro Max Replacement Bateria 4 4S 7 Tools
Aliexpress UK
Wireless Battery Charger Case for iPhone 16 Pro Power Case 5000mAh External Battery Charging Case Power Bank Cover
Aliexpress UK