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
NEWDERY 5000mAh Battery Case For iPhone 15 Pro Max,iPhone 15 Plus Power Bank Charging Cover Slim Externl Battery Charger Case
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
10000MAH Ultra Thin Battery Charger Case For iPhone 7 8 Plus SE 2 Charge Case For iPhone 11 12 Pro Max Xs Max Power Bank Charger
Aliexpress UK
Battery Power Case For iPhone X XS 5000mah Power Bank Case For iPhone Xr XsMax Battery Charging Cover Case.
eBay
10000mAh Battery Charger Case for iPhone 13 Pro Max Wireless Charging Power Bank Case Battery Pack for iPhone 14 Pro Max
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
housing For IPhone 11/11 pro/11 pro max Battery Back Cover New Case + Mid Frame Case + SIM Tray + Side Button For IPhone 11 PRO
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
Xilecaly 6800mAh Battery Case For iPhone 14 Pro 14 Plus 14 Portable Power Bank Charging Power Cases For iPhone 14 Pro Max Cover
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. Working temperature: 0-45 temperature degree. Battery capacity: 6800mAh.
eBay
Battery Holder For Apple Vision Pro VR Accessory Battery Carrying Case With Back Clip Strap Lanyard Apple VR Battery Pack
Aliexpress UK
This product is designed as protective backup battery case, which can protect your cell phone well. Storage / transport temperature: -20 ° C ± 50 ° C. Attractive and exquisite, easy to carry.
eBay
PINZHENG Real High Capacity Battery For iPhone 5S SE 6 6S 7 8 Plus X Xr Xs Max Phone Replacement Bateria Warranty One Year
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 Back Housing For iPhone XS Xsmax Back Cover + Mid Chassis Frame + SIM Tray+Side Key XS MAX Replaced X XR Middle Frame
Aliexpress UK