diff --git a/Cargo.lock b/Cargo.lock
index feed7b7..0ac98e3 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -424,6 +424,15 @@ dependencies = [
  "wyz",
 ]
 
+[[package]]
+name = "block-buffer"
+version = "0.10.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3078c7629b62d3f0439517fa394996acacc5cbc91c5a20d8c658e77abd503a71"
+dependencies = [
+ "generic-array",
+]
+
 [[package]]
 name = "block2"
 version = "0.5.1"
@@ -761,6 +770,15 @@ version = "3.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7704b5fdd17b18ae31c4c1da5a2e0305a2bf17b5249300a9ee9ed7b72114c636"
 
+[[package]]
+name = "cpufeatures"
+version = "0.2.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "59ed5838eebb26a2bb2e58f6d5b5316989ae9d08bab10e0e6d103e656d1b0280"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "crc32fast"
 version = "1.5.0"
@@ -816,6 +834,16 @@ version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "460fbee9c2c2f33933d720630a6a0bac33ba7053db5344fac858d4b8952d77d5"
 
+[[package]]
+name = "crypto-common"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "78c8292055d1c1df0cce5d180393dc8cce0abec0a7102adb6c7b1eef6016d60a"
+dependencies = [
+ "generic-array",
+ "typenum",
+]
+
 [[package]]
 name = "ctor"
 version = "0.10.1"
@@ -874,11 +902,19 @@ dependencies = [
  "embedded-graphics-core",
  "evdev",
  "framebuffer",
+ "hass-rs",
  "linfb",
  "slint",
  "slint-build",
+ "tokio",
 ]
 
+[[package]]
+name = "data-encoding"
+version = "2.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4583a4551df46e2792f82ceeac45e850d2e2d5debba0b91f102385cda5b11f06"
+
 [[package]]
 name = "data-url"
 version = "0.3.2"
@@ -944,6 +980,16 @@ dependencies = [
  "syn 3.0.3",
 ]
 
+[[package]]
+name = "digest"
+version = "0.10.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
+dependencies = [
+ "block-buffer",
+ "crypto-common",
+]
+
 [[package]]
 name = "dispatch"
 version = "0.2.0"
@@ -1510,6 +1556,16 @@ dependencies = [
  "slab",
 ]
 
+[[package]]
+name = "generic-array"
+version = "0.14.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "85649ca51fd72272d7821adaf274ad91c288277713d9c18820d8499a7ff69e9a"
+dependencies = [
+ "typenum",
+ "version_check",
+]
+
 [[package]]
 name = "gethostname"
 version = "1.1.0"
@@ -1711,6 +1767,22 @@ dependencies = [
  "foldhash",
 ]
 
+[[package]]
+name = "hass-rs"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c4fe79e692fd6cdf1385f7cc84e6a59e1fc2f6c21aea05ba47fe6d0f90be336"
+dependencies = [
+ "futures-util",
+ "log",
+ "parking_lot",
+ "serde",
+ "serde_json",
+ "thiserror 2.0.19",
+ "tokio",
+ "tokio-tungstenite",
+]
+
 [[package]]
 name = "heck"
 version = "0.5.0"
@@ -1741,6 +1813,22 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "48ce8546b993eaf241d69ded33b1be6d205dd9857ec879d9d18bd05d3676e144"
 
+[[package]]
+name = "http"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "918d3568bebf352712bc2ef3d46a8bcf1a75b373be6539de198e9105cbbf9ce0"
+dependencies = [
+ "bytes",
+ "itoa",
+]
+
+[[package]]
+name = "httparse"
+version = "1.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6dbf3de79e51f3d586ab4cb9d5c3e2c14aa28ed23d180cf89b4df0454a69cc87"
+
 [[package]]
 name = "i-slint-backend-linuxkms"
 version = "1.17.1"
@@ -2583,6 +2671,15 @@ version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "92daf443525c4cce67b150400bc2316076100ce0b3686209eb8cf3c31612e6f0"
 
+[[package]]
+name = "lock_api"
+version = "0.4.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "224399e74b87b5f3557511d98dff8b14089b3dadafcab6bb93eab67d3aace965"
+dependencies = [
+ "scopeguard",
+]
+
 [[package]]
 name = "log"
 version = "0.4.33"
@@ -2705,6 +2802,17 @@ dependencies = [
  "simd-adler32",
 ]
 
+[[package]]
+name = "mio"
+version = "1.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "30d65c71f1ce40ab09135ce117d742b9f8a19ff91a41a8b57ed50bc2de59c427"
+dependencies = [
+ "libc",
+ "wasi",
+ "windows-sys 0.61.2",
+]
+
 [[package]]
 name = "moxcms"
 version = "0.8.1"
@@ -3341,6 +3449,29 @@ version = "2.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f38d5652c16fde515bb1ecef450ab0f6a219d619a7274976324d5e377f7dceba"
 
+[[package]]
+name = "parking_lot"
+version = "0.12.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "93857453250e3077bd71ff98b6a65ea6621a19bb0f559a85248955ac12c45a1a"
+dependencies = [
+ "lock_api",
+ "parking_lot_core",
+]
+
+[[package]]
+name = "parking_lot_core"
+version = "0.9.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2621685985a2ebf1c516881c026032ac7deafcda1a2c9b7850dc81e3dfcb64c1"
+dependencies = [
+ "cfg-if 1.0.4",
+ "libc",
+ "redox_syscall 0.5.18",
+ "smallvec",
+ "windows-link",
+]
+
 [[package]]
 name = "parlance"
 version = "0.1.0"
@@ -4110,6 +4241,17 @@ dependencies = [
  "serde_core",
 ]
 
+[[package]]
+name = "sha1"
+version = "0.10.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a978451301f4db1d02937a4ab3ccce137717b81826e79b7d49ffe3244a13c3b8"
+dependencies = [
+ "cfg-if 1.0.4",
+ "cpufeatures",
+ "digest",
+]
+
 [[package]]
 name = "shlex"
 version = "1.3.0"
@@ -4333,6 +4475,16 @@ dependencies = [
  "syn 2.0.119",
 ]
 
+[[package]]
+name = "socket2"
+version = "0.6.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c3d1e2c7f27f8d4cb10542a02c49005dbd6e93095799d6f3be745fae9f8fedd4"
+dependencies = [
+ "libc",
+ "windows-sys 0.61.2",
+]
+
 [[package]]
 name = "softbuffer"
 version = "0.4.8"
@@ -4656,6 +4808,46 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1f3ccbac311fea05f86f61904b462b55fb3df8837a366dfc601a0161d0532f20"
 
+[[package]]
+name = "tokio"
+version = "1.53.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "202caea871b69668250d242070849eb495be178ed697a3e98aebce5bc81a0bed"
+dependencies = [
+ "bytes",
+ "libc",
+ "mio",
+ "parking_lot",
+ "pin-project-lite",
+ "signal-hook-registry",
+ "socket2",
+ "tokio-macros",
+ "windows-sys 0.61.2",
+]
+
+[[package]]
+name = "tokio-macros"
+version = "2.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "385a6cb71ab9ab790c5fe8d67f1645e6c450a7ce006a33de03daa956cf70a496"
+dependencies = [
+ "proc-macro2 1.0.107",
+ "quote 1.0.47",
+ "syn 2.0.119",
+]
+
+[[package]]
+name = "tokio-tungstenite"
+version = "0.29.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8f72a05e828585856dacd553fba484c242c46e391fb0e58917c942ee9202915c"
+dependencies = [
+ "futures-util",
+ "log",
+ "tokio",
+ "tungstenite",
+]
+
 [[package]]
 name = "toml"
 version = "1.1.4+spec-1.1.0"
@@ -4749,6 +4941,22 @@ dependencies = [
  "core_maths",
 ]
 
+[[package]]
+name = "tungstenite"
+version = "0.29.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6c01152af293afb9c7c2a57e4b559c5620b421f6d133261c60dd2d0cdb38e6b8"
+dependencies = [
+ "bytes",
+ "data-encoding",
+ "http",
+ "httparse",
+ "log",
+ "rand",
+ "sha1",
+ "thiserror 2.0.19",
+]
+
 [[package]]
 name = "typed-index-collections"
 version = "3.5.0"
@@ -4759,6 +4967,12 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "typenum"
+version = "1.20.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b6f5e870be6c3b371b77fe0ee0bafb859fa4964b4404c27de1d380043c4dda20"
+
 [[package]]
 name = "udev"
 version = "0.9.3"
@@ -4979,6 +5193,12 @@ dependencies = [
  "winapi-util",
 ]
 
+[[package]]
+name = "wasi"
+version = "0.11.1+wasi-snapshot-preview1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ccf3ec651a847eb01de73ccad15eb7d99f80485de043efb2f370cd654f4ea44b"
+
 [[package]]
 name = "wasip2"
 version = "1.0.4+wasi-0.2.12"
diff --git a/Cargo.toml b/Cargo.toml
index 0354590..0312a97 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,8 +8,10 @@ embedded-graphics = "0.8.2"
 embedded-graphics-core = "0.4.1"
 evdev = "0.13.2"
 framebuffer = "0.3.1"
+hass-rs = "0.5.0"
 linfb = { version = "0.2.1", default-features = false }
 slint = { version = "1.17.1", default-features = false, features = ["std", "compat-1-2", "libm", "renderer-software", "unsafe-single-threaded"] }
+tokio = { version = "1.53.1", features = ["full"] }
 
 [features]
 dev = ["slint/backend-winit-x11"]
diff --git a/src/main.rs b/src/main.rs
index 1683240..ae8cf22 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,4 +1,4 @@
-use std::{thread::sleep, time::Duration};
+use slint::{ModelRc, VecModel};
 
 mod rgba;
 #[cfg(not(feature = "dev"))]
@@ -6,21 +6,31 @@ mod trekstor;
 
 slint::include_modules!();
 
-fn main() -> Result<(), slint::PlatformError> {
+#[tokio::main]
+async fn main() -> Result<(), slint::PlatformError> {
     #[cfg(not(feature = "dev"))]
     slint::platform::set_platform(Box::new(crate::trekstor::Trekstor::new()))
         .expect("set platform");
 
     let main_window = MainWindow::new()?;
 
-    let weak_window = main_window.as_weak();
-    slint::spawn_local(async move {
-        sleep(Duration::from_secs(5));
-        weak_window.upgrade_in_event_loop(move |ui| {
-            ui.set_text("GoodBye!".into());
-        })
-    })
-    .unwrap();
+    let lights = vec![LightData {
+        available: true,
+        entity_id: "light.living_room".into(),
+        name: "Living Room Lights".into(),
+        on: false,
+    }];
+
+    main_window.set_lights(ModelRc::new(VecModel::from(lights)));
+
+    // let weak_window = main_window.as_weak();
+    // slint::spawn_local(async move {
+    //     sleep(Duration::from_secs(5));
+    //     weak_window.upgrade_in_event_loop(move |ui| {
+    //         ui.set_text("GoodBye!".into());
+    //     })
+    // })
+    // .unwrap();
 
     main_window.run()
 }
diff --git a/ui/main.slint b/ui/main.slint
index d40f582..7f93d44 100644
--- a/ui/main.slint
+++ b/ui/main.slint
@@ -9,22 +9,32 @@ import { Horizontal, Vertical, Switch } from "./material.slint";
 import "./fonts/Roboto-VariableFont.ttf";
 import { FilledIcons, OutlinedIcons } from "./icons.slint";
 
+export struct LightData {
+    name: string,
+    entity_id: string,
+    on: bool,
+    available: bool,
+}
+
 component LightSwitch inherits Horizontal {
-    in property <string> text: "";
-    in_out property <bool> checked;
-    in property <bool> enabled: true;
+    in property <LightData> light;
+    callback toggled(string);
+
+    TouchArea {
+        clicked => { if root.light.available { root.toggled(root.light.entity_id); } }
+    }
 
     alignment: end;
-    Text {
-        text: root.text;
+    label := Text {
+        text: root.light.name;
         vertical-alignment: center;
         horizontal-alignment: right;
-        font-size: 18px;
-        font-weight: root.checked ? 700 : 500;
+        font-size: 24px;
+        font-weight: root.light.on ? 700 : 500;
     }
-    Switch {
-        enabled: root.enabled;
-        checked: root.checked;
+    switch := Switch {
+        enabled: root.light.on;
+        checked: root.light.available;
     }
 }
 
@@ -37,8 +47,10 @@ export component MainWindow inherits Window {
     preferred-height: 600px;
     default-font-family: "Roboto";
 
+    in property <[LightData]> lights;
+    callback toggle-light(string);
+
     in-out property <int> current-page: 0;
-    in property <string> text: "Hello World";
     in property <string> next-event-label: "NEXT EVENT";
     in property <string> next-event-title: "LOADING CALENDAR";
     in property <string> next-event-time: "6:00 pm";
@@ -122,39 +134,9 @@ export component MainWindow inherits Window {
             Vertical {
                 alignment: start;
 
-                LightSwitch {
-                    text: "Armory Light";
-                }
-
-                LightSwitch {
-                    text: "Bedroom Light";
-                }
-
-                LightSwitch {
-                    text: "Hallway Light";
-                }
-
-                LightSwitch {
-                    text: "Kitchen Light";
-                }
-
-                LightSwitch {
-                    text: "Living Room Light";
-                    checked: true;
-                }
-
-                LightSwitch {
-                    text: "Shower Light";
-                }
-
-                LightSwitch {
-                    text: "Utilities Light";
-                    enabled: false;
-                    checked: false;
-                }
-
-                LightSwitch {
-                    text: "WC Light";
+                for light_data in root.lights: LightSwitch {
+                    light: light_data;
+                    toggled(entity_id) => { root.user-activity(); root.toggle-light(entity_id); }
                 }
             }
         }