Necespow N7576 Bedienungsanleitung Seite 12

5. Reset method
(1) LED button + DC button 5s-7s, when the display shows 1%
remaining battery power, it proves successful reset.
(2) Do not charge the portable power supply, use the portable power
supply first, the amount of power is from 1% to 0.
(3) Charge the portable power supply afterwards. After resetting,
the first charging and discharging power is incorrect and the
discharging power is displayed correctly after one charge cycle.
Simultaneous charging is supported, but may cause problems.
When the discharge is greater than the charge, the remaining
battery power is low. This situation may be caused by inaccurate
figures in the battery level display. If this is the case, you can
use this method to adjust.
EN-09
Press the LED button and
DC button simultaneously