Battery Case For Samsung Galaxy S9 Plus A24 A25 A34 A54 A73 5G S23FE Charging...
The most important reason is the conversion rate. Charging conversion rate: 70%-80%. Battery capacity: 5000mAh. Why does this difference exist?. So the 5,000mAh power bank can really be used by us only about 3000-4000mAh.