diff --git a/src/controllers/tanksController.js b/src/controllers/tanksController.js
index d4c2a219..aee0a795 100644
--- a/src/controllers/tanksController.js
+++ b/src/controllers/tanksController.js
@@ -960,7 +960,7 @@ exports.calculateCapacity = async (req, reply) => {
 
 
 
-exports.IotDevice1 = async (req, reply) => {
+exports.IotDevice = async (req, reply) => {
   try {
     const { hardwareId, mode, tanks } = req.body;
 
@@ -1010,21 +1010,35 @@ exports.IotDevice1 = async (req, reply) => {
 
 
 
-exports.getIotD = async(req, reply) => {
+// exports.getIotD = async(req, reply) => {
+//   try {
+//     await IotData.find({hardwareId: req.query.hardwareId})
+//       .exec()
+//       .then((docs) => {
+//         reply.send({ status_code: 200, data: docs, count: docs.length });
+//       })
+//       .catch((err) => {
+//         console.log(err);
+//         reply.send({ error: err });
+//       });
+//   } catch (err) {
+//     throw boom.boomify(err);
+//   }
+// }
+
+exports.getIotD = async (req, reply) => {
   try {
-    await IotData.find({hardwareId: req.query.hardwareId})
-      .exec()
-      .then((docs) => {
-        reply.send({ status_code: 200, data: docs, count: docs.length });
-      })
-      .catch((err) => {
-        console.log(err);
-        reply.send({ error: err });
-      });
+    const latestRecords = await IotData.find({ hardwareId: req.query.hardwareId })
+      .sort({ date: -1, time: -1 }) // Sort by date and time in descending order
+      .limit(3) // Limit the result to 3 records
+      .exec();
+
+    reply.send({ status_code: 200, data: latestRecords, count: latestRecords.length });
   } catch (err) {
+    console.error(err);
     throw boom.boomify(err);
   }
-}
+};
 
 
 exports.getLatestData = async (req, reply) => {
@@ -1209,32 +1223,3 @@ exports.deletemotordatarecordsbefore7days = async (req, reply) => {
   }
 };
 
-
-exports.IotDevice = async (req, reply) => {
-  try {
-    // Schedule the task to run every day at 10 seconds past the minute
-    const { hardwareId, mode, tanks } = req.body;
-
-    // create a new tank document with the current date and time
-    const currentDate = new Date();
-    const date = currentDate.toISOString(); // save the date as an ISO string
-    const time = currentDate.toLocaleTimeString('en-IN', { hour12: false, timeZone: 'Asia/Kolkata' });
-
-    // Create an array of tank documents
-    const tankDocuments = tanks.map(tank => ({
-      tankhardwareId: tank.tankhardwareId,
-      tankHeight: tank.tankHeight,
-      maxLevel: tank.maxLevel,
-      minLevel: tank.minLevel,
-      date: date,
-      time: time
-    }));
-    reply.send({ status_code: 200,hardwareId:hardwareId, mode:mode, tanks:tanks,date: date,
-      time: time });
-
-   
-  } catch (err) {
-    throw boom.boomify(err);
-  }
-};
-
diff --git a/src/routes/tanksRoute.js b/src/routes/tanksRoute.js
index af20d261..5a789e9c 100644
--- a/src/routes/tanksRoute.js
+++ b/src/routes/tanksRoute.js
@@ -383,7 +383,7 @@ module.exports = function (fastify, opts, next) {
             },
           ],
         },
-        preHandler: fastify.auth([fastify.authenticate]),
+        //preHandler: fastify.auth([fastify.authenticate]),
         handler: tanksController.getIotD,
       });