diff --git a/rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/metadata/TbGetTelemetryNode.java b/rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/metadata/TbGetTelemetryNode.java
index b04b5b36c1..a9e97497e5 100644
--- a/rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/metadata/TbGetTelemetryNode.java
+++ b/rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/metadata/TbGetTelemetryNode.java
@@ -59,6 +59,7 @@ import static org.thingsboard.server.common.data.kv.Aggregation.NONE;
         nodeDescription = "Add Message Originator Telemetry for selected time range into Message Metadata\n",
         nodeDetails = "The node allows you to select fetch mode <b>FIRST/LAST/ALL</b> to fetch telemetry of certain time range that are added into Message metadata without any prefix. " +
                 "If selected fetch mode <b>ALL</b> Telemetry will be added like array into Message Metadata where <b>key</b> is Timestamp and <b>value</b> is value of Telemetry. " +
+                "<b>Note</b>: The maximum size of the fetched array is 1000 records. " +
                 "If selected fetch mode <b>FIRST</b> or <b>LAST</b> Telemetry will be added like string without Timestamp",
         uiResources = {"static/rulenode/rulenode-core-config.js"},
         configDirective = "tbEnrichmentNodeGetTelemetryFromDatabase")