Battery Information , Condition: Check Battery là bị sao??

Cho em hỏi trong Battery Information:

Model Information:
****** Number: Sony-ASMB012-38be-155e
Manufacturer: Sony
Device name: ASMB012
Pack Lot Code: 0000
PCB Lot Code: 0000
Firmware Version: 0110
Hardware Revision: 0500
Cell Revision: 0303
Charge Information:
Charge remaining (mAh): 3477
Fully charged: Yes
Charging: No
Full charge capacity (mAh): 3592
Health Information:
Cycle count: 33
Condition: Check battery
Battery Installed: Yes
Amperage (mA): 0
Voltage (mV): 12349


Bình thường em thấy chỗ này để good or poor mà sao máy em bị vậy ?

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