Why does it spend a long time when power bank ready to charge full?
Our power bank’s PCB has some protections. When the power is too low, the power current will weaken, and bright red. Charging for the power bank, power close to saturation, the current will weaken, and the circuit will be protected. Then avoid overcharge put the effects on the battery life.
Short circuit protection:Keep your device safe when short circuit problem is occur.
Over charging protection:protect your gadget when it’s charge to long. this feature will automatically cut the power when battery is full.
Temperature protection:A feature that can detect overheat on device when battery charging.