Anker Powerbank too OP?

From 20% to 51% charged, just using the remaining 1% of the powerbank.

Literally had 20% remaining battery sa phone ko and 1% sa powerbank (nakalimutan ko charge). Pinilit ko nalang kahit 1% nalang pero nacharge pa to 51%.

Di ko alam if glitch or ganun ka-overpowered tong Anker Zolo?

From 20% to 51% charged, just using the remaining 1% of the powerbank.

Literally had 20% remaining battery sa phone ko and 1% sa powerbank (nakalimutan ko charge). Pinilit ko nalang kahit 1% nalang pero nacharge pa to 51%.

Di ko alam if glitch or ganun ka-overpowered tong Anker Zolo?