diff --git a/zhaquirks/thirdreality/watering_kit.py b/zhaquirks/thirdreality/watering_kit.py
new file mode 100644
index 0000000000..fd0adba691
--- /dev/null
+++ b/zhaquirks/thirdreality/watering_kit.py
@@ -0,0 +1,60 @@
+"""Third Reality watering kit devices."""
+
+from typing import Final
+
+from zigpy.quirks import CustomCluster
+from zigpy.quirks.v2 import QuirkBuilder
+from zigpy.quirks.v2.homeassistant import UnitOfTime
+from zigpy.quirks.v2.homeassistant.number import NumberDeviceClass
+import zigpy.types as t
+from zigpy.zcl.foundation import BaseAttributeDefs, ZCLAttributeDef
+
+
+class ThirdRealityWateringKitCluster(CustomCluster):
+    """Third Reality's watering kit private cluster."""
+
+    cluster_id = 0xFFF2
+
+    class AttributeDefs(BaseAttributeDefs):
+        """Define the attributes of a private cluster."""
+
+        water_duration: Final = ZCLAttributeDef(
+            id=0x0000,
+            type=t.uint16_t,
+            is_manufacturer_specific=True,
+        )
+
+        water_interval: Final = ZCLAttributeDef(
+            id=0x0001,
+            type=t.uint8_t,
+            is_manufacturer_specific=True,
+        )
+
+
+(
+    QuirkBuilder("Third Reality, Inc", "3RWK0148Z")
+    .replaces(ThirdRealityWateringKitCluster)
+    .number(
+        attribute_name=ThirdRealityWateringKitCluster.AttributeDefs.water_duration.name,
+        min_value=1,
+        max_value=1800,
+        step=1,
+        device_class=NumberDeviceClass.DURATION,
+        unit=UnitOfTime.SECONDS,
+        cluster_id=ThirdRealityWateringKitCluster.cluster_id,
+        translation_key="water_duration",
+        fallback_name="Water duration",
+    )
+    .number(
+        attribute_name=ThirdRealityWateringKitCluster.AttributeDefs.water_interval.name,
+        min_value=0,
+        max_value=30,
+        step=1,
+        device_class=NumberDeviceClass.DURATION,
+        unit=UnitOfTime.DAYS,
+        cluster_id=ThirdRealityWateringKitCluster.cluster_id,
+        translation_key="water_interval",
+        fallback_name="Water interval",
+    )
+    .add_to_registry()
+)