Friend, 18650 battery is not the same size as AA OR AAA battery, please be well note. If you need battery used in Power Bank, we suggest use flat head 18650 battery.
Andoer EN-EL15 NP-F970 Cargador de Batería de 4 Cámaras Digitales con Pantalla LCD para Nikon D500 D610 D7100 D750 D800 D7200 para Sony NP-F550 F750 F950 NP-FM50 FM500H
