[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [LayerTree](./puppeteer.protocol.layertree.md) > [LayerPaintedEvent](./puppeteer.protocol.layertree.layerpaintedevent.md) > [layerId](./puppeteer.protocol.layertree.layerpaintedevent.layerid.md) ## Protocol.LayerTree.LayerPaintedEvent.layerId property The id of the painted layer. Signature: ```typescript layerId: LayerId; ```