It can charge your phone full when battery bank is fully charged
Storage Capacity: 5 000mAh Battery (Genuine)It can be recharged with solar or electricity It will take a few days to fully charge when using built-in solar panel as the panel is small and the battery is big, to charge within 6 hours us the electricity USB cable
The electric USB charging port is the primary charging source and the solar panel is the secondary charging source, because one days charge will charge your phone once.