Portable Charger 10000mAh Power Bank PD Two-way Fast Charging
The Power bank has labelled core capacity of 10000mah/3.7V , the rated capacity is 6500mah/5V. 2. We offer two kinds of programs for you, you can choose according to your needs. ①：LED PD power bank 【Fast Charging】 ②：LED power bank 【Ordinary Charging】.
Power bank has two regular standards of capacity , one is the battery capacity, one is the rated capacity. The 10000mah power bank, being labelled 10000mah/3.7v core capacity be converted to rated capacity 6500mah/5v. Why does this happen?
The most important reason is the conversion rate. Because most of power bank's battery voltage is 3.7V, and power bank needs to increase the voltage to 5V when charging the mobile phone, which making the power bank's conversion efficiency only 3.75/5=74%,