---
title: Service Power Capabilities
framework: driverkit
role: collectionGroup
role_heading: API Collection
path: driverkit/3325571-service_power_capabilities
---

# Service Power Capabilities

Constants that indicate the power state of a device.

## Topics

### Getting the Power Levels

- [kIOServicePowerCapabilityOff](driverkit/kioservicepowercapabilityoff.md)
- [kIOServicePowerCapabilityOn](driverkit/kioservicepowercapabilityon.md)
- [kIOServicePowerCapabilityLow](driverkit/kioservicepowercapabilitylow.md)

## See Also

### Responding to Power-Level Changes

- [SetPowerState](driverkit/ioservice/setpowerstate.md)
- [ChangePowerState](driverkit/ioservice/changepowerstate.md)