Instrument: Powerbank Performance Tester

Step 1.

Fully discharge the powerbank.

Step 2.

Connect the charger, tester, cable and powerbank as following:

Step 3.

Press the “RESET” button for 3 seconds to clear last data record

Step 4.

During charging, you can read the voltage(V), electric current speed(A),  charging time(T) and electric quantity(mAH).

Step 5.

When the powerbank is fully charged, the final electric quantity(mAH) shows the real capacity of the powerbank.