API Reference > imodeljs-common > DisplayStyles > RenderSchedule > RenderSchedule.ElementTimelineBuilder > constructor constructor Method Constructor - typically not used directly. ElementTimelineBuilder(batchId: number, elementIds: string): RenderSchedule.ElementTimelineBuilder see RenderSchedule.ModelTimelineBuilder.addElementTimeline to create an ElementTimelineBuilder. Parameter Type Description batchId number elementIds string Returns - RenderSchedule.ElementTimelineBuilder Defined in core/common/src/RenderSchedule.ts Line 1006 Last Updated: 11 June, 2024