diff --git a/Python/azure_iot_hub_list_devices.py b/Python/azure_iot_hub_list_devices.py
index ea0532e..aba3172 100644
--- a/Python/azure_iot_hub_list_devices.py
+++ b/Python/azure_iot_hub_list_devices.py
@@ -3,15 +3,15 @@ from azure.iot.hub.protocol.models import QuerySpecification, Module
 from azure.iot.hub.models import CloudToDeviceMethod, CloudToDeviceMethodResult
 from dotenv import load_dotenv
 from isight_device import iSightDevice
+import pandas as pd
+from datetime import datetime, timezone
 
 import json
 import os
 
 load_dotenv()
 
-module_id = "thingspro-agent"
-method_name = "thingspro-api-v1"
-payload = '{"method":"GET", "path":"/device/general"}'
+now = datetime.now(timezone.utc)
 
 CONNECTION_STRING = str(os.getenv("CONNECTION_STRING_INOX_PROD"))
 if CONNECTION_STRING == "":
@@ -24,6 +24,36 @@ query_spec = QuerySpecification(query="SELECT * FROM devices")
 
 query_result = registry_manager.query_iot_hub(query_spec)
 
-devices = []
-for item in query_result.items:
-    print(item)
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+rows = []
+for twin in query_result.items:
+    rows.append({
+        "device_id": twin.device_id,
+        "number": twin.tags.get("number") if twin.tags else None,
+        "site": twin.tags.get("site") if twin.tags else None,
+        "connection_state": twin.connection_state,
+        "last_activity_time": twin.last_activity_time,
+    })
+
+df = pd.DataFrame(rows)
+
+df_sorted = df.sort_values(by=["site", "number"]).reset_index(drop=True)
+
+print(df_sorted)
+
+ # Compute difference in hours (float)
+df_sorted["time_since_last_activity_hours"] = df_sorted["last_activity_time"].apply(
+    lambda x: (now - x).total_seconds() / 3600 if pd.notnull(x) else None
+)   
+
+# Also add a readable string
+df_sorted["time_since_last_activity_str"] = df_sorted["last_activity_time"].apply(
+    lambda x: str(now - x).split(".")[0] if pd.notnull(x) else None
+)
+
+if "last_activity_time" in df_sorted.columns:
+    df_sorted["last_activity_time"] = df_sorted["last_activity_time"].apply(
+        lambda x: x.replace(tzinfo=None) if pd.notnull(x) else x
+    )
+
+
+df_sorted.to_excel("iot_devices.xlsx", index=False)
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