battery issue

cat /proc/acpi/battery/BAT0/info
present:                 yes
design capacity:         66000 mWh
last full capacity:      75120 mWh
battery technology:      rechargeable
design voltage:          14600 mV
design capacity warning: 6600 mWh
design capacity low:     660 mWh
cycle count:		  0
capacity granularity 1:  660 mWh
capacity granularity 2:  660 mWh
model number:            G73--52
serial number:
battery type:            LIon
OEM info:                ASUSTek
acpi -V
Battery 0: Charging, 18%, 518:50:19 until charged
Battery 0: design capacity 17418 mAh, last full capacity 19825 mAh = 100%
Adapter 0: on-line
Thermal 0: ok, 47.0 degrees C
Thermal 0: trip point 0 switches to mode critical at temperature 103.0 degrees C
Thermal 0: trip point 1 switches to mode passive at temperature 102.0 degrees C
Cooling 0: LCD 0 of 15
Cooling 1: Processor 0 of 10
Cooling 2: Processor 0 of 10
Cooling 3: Processor 0 of 10
Cooling 4: Processor 0 of 10
Cooling 5: Processor 0 of 10
Cooling 6: Processor 0 of 10
Cooling 7: Processor 0 of 10
Cooling 8: Processor 0 of 10