OptionalclusterSize of the largest cluster, in screen units (points).
OptionalclusterSize of the smallest cluster, in screen units (points).
OptionalclusterStrength of clustering, in screen units (points).
OptionaldisableIndicates whether to ignore popups defined by the service item.
OptionaldrawingContains labeling information for the cluster.
OptionalpopupDefines the look and feel of popup windows when a user clicks or queries a feature.
OptionalshowDefines whether labels should be shown in the clusters.
The type of feature reduction.
Feature reduction of type cluster declutters the screen by hiding features that would otherwise intersect with other features on screen. The default clusterRadius for the JavaScript API is 60.