Normally, this type of charging circuit uses a very small charging current in order to ensure that the battery is not overcharged and save manufacturing costs, so the full charge t...
Long-term led folding charging lamp charged for 15 hours, the power light did not show green light, why? ?
Normally, this type of charging circuit uses a very small charging current in order to ensure that the battery is not overcharged and save manufacturing costs, so the full charge time is very long.