VISUO XS809HW 720P 2.0MP WIFI FPV RC Quadcopter Flight test

VISUO XS809HW 720P 2.0MP WIFI FPV RC Quadcopter Flight test
Before the flight, the battery was fully charged.
I finish the test when the low battery warning lights blink.
The total flight duration is 05min and 34sec.
it is a two years old battery and approximately used 10-15 times so far.