diff --git a/check_devices.js b/check_devices.js
new file mode 100644
index 0000000..ffc8b62
--- /dev/null
+++ b/check_devices.js
@@ -0,0 +1,65 @@
+// Simple diagnostic script to check device status
+// Run this with: node check_devices.js
+
+const path = require('path');
+require('dotenv').config({ path: path.join(__dirname, 'server', '.env') });
+const { sequelize, Device } = require('./server/models');
+
+async function checkDevices() {
+  try {
+    await sequelize.authenticate();
+    console.log('Database connected successfully.');
+    
+    const allDevices = await Device.findAll({
+      attributes: ['id', 'name', 'is_approved', 'is_active', 'geo_lat', 'geo_lon', 'last_heartbeat'],
+      order: [['id', 'ASC']]
+    });
+    
+    console.log('\n=== ALL DEVICES ===');
+    console.log(`Total devices: ${allDevices.length}`);
+    
+    if (allDevices.length === 0) {
+      console.log('No devices found in database.');
+      return;
+    }
+    
+    allDevices.forEach(device => {
+      console.log(`\nDevice ${device.id}:`);
+      console.log(`  Name: ${device.name}`);
+      console.log(`  Approved: ${device.is_approved}`);
+      console.log(`  Active: ${device.is_active}`);
+      console.log(`  Coordinates: ${device.geo_lat}, ${device.geo_lon}`);
+      console.log(`  Last Heartbeat: ${device.last_heartbeat}`);
+    });
+    
+    const approvedDevices = allDevices.filter(d => d.is_approved);
+    const activeDevices = allDevices.filter(d => d.is_active);
+    const devicesWithCoords = allDevices.filter(d => d.geo_lat && d.geo_lon);
+    const mapEligible = allDevices.filter(d => d.is_active && d.geo_lat && d.geo_lon);
+    
+    console.log('\n=== SUMMARY ===');
+    console.log(`Approved devices: ${approvedDevices.length}`);
+    console.log(`Active devices: ${activeDevices.length}`);
+    console.log(`Devices with coordinates: ${devicesWithCoords.length}`);
+    console.log(`Map-eligible devices (active + coordinates): ${mapEligible.length}`);
+    
+    if (mapEligible.length === 0) {
+      console.log('\n❌ NO DEVICES WILL APPEAR ON MAP');
+      console.log('Devices need to be approved to become active and appear on the map.');
+      console.log('\nTo fix this, run:');
+      console.log('UPDATE devices SET is_approved = true, is_active = true WHERE is_approved = false;');
+    } else {
+      console.log('\n✅ These devices should appear on map:');
+      mapEligible.forEach(device => {
+        console.log(`  - Device ${device.id} at ${device.geo_lat}, ${device.geo_lon}`);
+      });
+    }
+    
+  } catch (error) {
+    console.error('Error checking devices:', error);
+  } finally {
+    await sequelize.close();
+  }
+}
+
+checkDevices();
diff --git a/debug_device_status.py b/debug_device_status.py
index 7299d1a..c5f4c62 100644
--- a/debug_device_status.py
+++ b/debug_device_status.py
@@ -99,6 +99,7 @@ def debug_device_status():
                     print(f"   Name: {stockholm_device.get('name', 'N/A')}")
                     print(f"   Active: {stockholm_device.get('is_active', False)}")
                     print(f"   Approved: {stockholm_device.get('is_approved', False)}")
+                    print(f"   Coordinates: {stockholm_device.get('geo_lat', 'N/A')}, {stockholm_device.get('geo_lon', 'N/A')}")
                     print(f"   Last Heartbeat: {stockholm_device.get('last_heartbeat', 'Never')}")
                     print(f"   Heartbeat Interval: {stockholm_device.get('heartbeat_interval', 'Not set')} seconds")
                     
@@ -131,7 +132,8 @@ def debug_device_status():
                     print("❌ Stockholm device not found")
                     print("Available devices:")
                     for device in devices:
-                        print(f"   - ID {device['id']}: {device.get('name', 'Unnamed')}")
+                        coords = f"({device.get('geo_lat', 'N/A')}, {device.get('geo_lon', 'N/A')})"
+                        print(f"   - ID {device['id']}: {device.get('name', 'Unnamed')} at {coords}")
             else:
                 print(f"❌ No devices found")
         else: