diff --git a/src/controllers/installationController.js b/src/controllers/installationController.js
index 77b8d0f2..25607b49 100644
--- a/src/controllers/installationController.js
+++ b/src/controllers/installationController.js
@@ -991,6 +991,7 @@ exports.mastrerList = async (req, reply) => {
 
 const moment = require('moment'); // For time calculations
 
+
 exports.getMasterSlaveSummary = async (req, reply) => {
   try {
     const { customerId } = req.params;
@@ -1023,6 +1024,20 @@ exports.getMasterSlaveSummary = async (req, reply) => {
         const diff = now.diff(lastSeen, 'minutes');
         if (diff <= 10) {
           status = "connected";
+
+          const dateObj = new Date(latestData.date);
+          const date = dateObj.toISOString().split("T")[0];
+          const time = dateObj.toTimeString().split(" ")[0];
+
+          if (device.type === 'master') {
+            device.connected_gsm_date = date;
+            device.connected_gsm_time = time;
+          }
+
+          if (device.type === 'slave') {
+            device.connected_lora_date = date;
+            device.connected_lora_time = time;
+          }
         }
       }
 
@@ -1031,22 +1046,35 @@ exports.getMasterSlaveSummary = async (req, reply) => {
         { $set: { connected_status: status } }
       );
 
-      device.connected_status = status; // Also update in-memory object
-      console.log(" device.connected_status", device.connected_status)
+      device.connected_status = status;
     });
 
     await Promise.all(updateStatusPromises);
 
-    // Map masters to their connected slaves based on `connected_to` match
+    // Map masters to their connected slaves
     const enrichedMasters = masters.map(master => {
       const masterConnectionId = master.connected_to;
 
-      const connectedSlaves = slaves.filter(slave => 
-        slave.connected_to === masterConnectionId
-      );
+      // Remove lora fields for master
+      const masterObj = {
+        ...master.toObject(),
+        connected_lora_date: undefined,
+        connected_lora_time: undefined
+      };
+
+      const connectedSlaves = slaves
+        .filter(slave => slave.connected_to === masterConnectionId)
+        .map(slave => {
+          const slaveObj = {
+            ...slave.toObject(),
+            connected_gsm_date: undefined,
+            connected_gsm_time: undefined
+          };
+          return slaveObj;
+        });
 
       return {
-        ...master.toObject(),
+        ...masterObj,
         connected_slave_count: connectedSlaves.length,
         connected_slaves: connectedSlaves
       };
@@ -1070,6 +1098,7 @@ exports.getMasterSlaveSummary = async (req, reply) => {
 };
 
 
+
 // exports.getIotDataByCustomer = async (req, reply) => {
 //   try {
 //     const { customerId } = req.params;