diff --git a/index.js b/index.js
index 9df1de2..363686c 100644
--- a/index.js
+++ b/index.js
@@ -3,11 +3,53 @@ const express = require("express");
 const app = express();
 const PORT = 3030;
 
+const sensors = [
+	{
+		id: 'htu21d-01',
+		model: 'HTU21D',
+		quantities: ['temperature', 'humidity'], 
+	},
+
+	{
+		id: 'htu21d-02',
+		model: 'HTU21D',
+		quantities: ['temperature', 'humidity'], 
+	}
+]
+
 app.use(express.json());
 
 app.get("/", (req, res) => {
   res.send("Sensor Logger API is running");
 });
+//status
+app.get('/sensor_logger_API/status',(req, res) => {
+	res.json({ status: "online", application: 'sensor-api'});
+});
+
+
+app.get('/sensor_logger_API/info',(req, res) => {
+	res.json({ version: "v1.0"});
+});
+
+
+app.get('/sensor_logger_API/sensors',(req, res) => {
+	res.json(sensors);
+});
+
+app.get('/sensor_logger_API/sensors/:id',(req, res) => {
+	const sensor = sensor.find(
+		(item) => item.id === req.params.id
+	);
+	//if sensor not found
+	if (!sensor){
+		return res.status(404).json({
+			error: 'sensor not found'
+		});
+	}
+
+res.json(sensor);
+});
 
 app.listen(PORT, () => {
   console.log(`Server listening on port ${PORT}`);