MacBook Air 2017 battery only lasts 3 hours on full charge

macbook air 2017 battery only lasts 3 hours on full charge no of cycle 85 and condition normal

Battery Information:

  Model Information:

  Serial Number: C0***LF0

  Manufacturer: DP

  Device Name: bq20z451

  Pack Lot Code: 0

  PCB Lot Code: 0

  Firmware Version: 511

  Hardware Revision: 000a

  Cell Revision: 1210

  Charge Information:

  Charge Remaining (mAh): 225

  Fully Charged: No

  Charging: No

  Full Charge Capacity (mAh): 7073

  Health Information:

  Cycle Count: 85

  Condition: Normal

  Battery Installed: Yes

  Amperage (mA): -1266

  Voltage (mV): 7164

[Edited by Moderator]