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
RELIFE RL-102 Battery Repair Anti-static Insulation Ceramic Shear for iPhone XR 11 12 Battery Cell Flex Cable Repair Tools Kit
Aliexpress UK
The most important reason is the conversion rate. Battery capacity: 6800mAh, the Rated capacity is 3900-4200mAh. This product is designed as protective backup battery case, which can protect your cell phone well.
eBay
5set Waterproof Battery Adhesive For iphone 15 14 13 12 11 Pro Max Mini X XS XR 8 7 Plus 3M Seal Sticker LCD Frame Tape Strips
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
10Pcs High Quality Battery Adhesive Sticker For iPhone 15ProMax 14 13 12 11 X XR XS Max Double Tape Glue Part For Phone Battery
Aliexpress UK
Battery capacity: 6800mAh. Storage/transport temperature: -20 ° C ± 50 ° C.
eBay
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
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
PINZHENG Real High Capacity Battery For iPhone 8 SE2020 6 6S 7 8Plus X Xs Max Xr Phone Replacement Batteries Warranty One Year
Aliexpress UK
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
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
Choice StellarXcell Battery High Cost-Effective For Wholesaler For Iphone Xs x xr max 11 Pro Max Free battery opening tools
Aliexpress UK
Battery Capacity: 6800mAh. Storage/Transport Temperature: -20°C±50°C.
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