## Physical Device Driver Reference

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### POWER_GETPOWERSTATUS (60h) - BatteryTimeForm

BatteryTimeForm Describes the form in which time is represented in the BatteryTime field. Supported values are:

0 = Time units are in seconds
1 = Time units are in minutes
255 = Unknown. BatteryTime field does not contain remaining life time. This will be returned if the level of APM BIOS does not support returning this information, or if the machine has no battery.

All other values are reserved.