ConstReadonlyattributes: { ReadonlyaverageIndicates the average value of MeasuredValue that has been measured during the AverageMeasuredValueWindow. If this attribute is provided, the AverageMeasuredValueWindow attribute shall also be provided.
ReadonlyaverageIndicates the window of time used for determining the AverageMeasuredValue. The value is in seconds.
A ConcentrationMeasurementCluster supports these elements if it supports feature AverageMeasurement.