Instance Property


The battery's current percent charge.


var batteryLevel: Float { get }


If battery monitoring is enabled, this property is set to a value between 0.0 (0% charge) and 1.0 (100% charge). When the batteryState property is set to unknown (for example, when battery monitoring is disabled), the value is -1.0.

See Also

Accessing Information about the Battery

var isBatteryMonitoringEnabled: Bool

A Boolean value that determines whether the app can monitor the device's battery.

enum WKInterfaceDeviceBatteryState

The battery's charging state.