USB battery packs have different capacities, typically quoted in mA/Hours. The table below, shows the continuous use time for the most common types.
USB Power Pack Capacity | Continuous Use Time (approx.) |
3350mA/H | 5.5 Hours |
5000mA/H | 8 Hours |
15000mA/H | 24 Hours |
22000mA/H | 36 Hours |