Rate of energy change in watts (positive when charging, negative when discharging).

Current energy level of the device in watt-hours.

Maximum energy capacity of the device in watt-hours

Health of the device as a percentage of its original health.

Name of the icon representing the current state of the device, or an empty string if not provided.

If the device is a laptop battery or not. Use this to check if your device is a valid battery.

This will be equivalent to type == Battery && powerSupply == true.

If the power source is present in the bay or slot, useful for hot-removable batteries.

If the device type is not Battery, then the property will be invalid.

Native path of the device specific to your OS.

Current charge level as a percentage.

This would be equivalent to energy / energyCapacity.

If the device is a power supply for your computer and can provide charge.

Current state of the device.

Estimated time until the device is fully discharged, in seconds.

Will be set to 0 if charging.

Estimated time until the device is fully charged, in seconds.

Will be set to 0 if discharging.

The type of device.