[A120]Battery Not charging Properly ,mA flow is randomand gets too low

Please help see video
while charging mA gets low in every 10 sec
varry from 730mA to 90mA
video recorded at 5X speed
youtu.be/n7B-O7QDFYo
I have stock kitkat rom
rooted
charger is in good condition bcz i have two A120 mobile works fine in other one and battery is in good condition too