---
title: HIDUsage.BatterySystemUsage.atRateTimeToEmpty
framework: corehid
role: symbol
role_heading: Case
path: corehid/hidusage/batterysystemusage/atratetimetoempty
---

# HIDUsage.BatterySystemUsage.atRateTimeToEmpty

## Declaration

```swift
case atRateTimeToEmpty
```