How do I get battery information in windows?

Question

I have two laptops here. One is running Vista, the other Windows 7. I need to get the specifications on the batteries in both, how do I go about that?

The reason I\

Answer 1

The IOCTL_BATTERY_QUERY_INFORMATION info from DeviceIOControl can tell you the following info:

Information level

• BatteryDeviceName
• BatteryEstimatedTime
• BatteryGranularityInformation
• BatteryInformation
• BatteryManufactureDate
• BatteryManufactureName
• BatterySerialNumber
• BatteryTemperature
• BatteryUniqueID

The BatteryInformation structure contains the Chemistry field which describes this info you require.

• PbAc : Lead Acid
• LION : Lithium Ion
• Li-I : Lithium Ion
• NiCd : Nickel Cadmium
• NiMH : Nickel Metal Hydride
• NiZn : Nickel Zinc
• RAM : Rechargeable Alkaline-Manganese

There is an example here: http://msdn.microsoft.com/en-us/library/bb204769(v=VS.85).aspx