diff --git a/smart-house-web/backend/src/house.rs b/smart-house-web/backend/src/house.rs
new file mode 100644
index 0000000..39f542e
--- /dev/null
+++ b/smart-house-web/backend/src/house.rs
@@ -0,0 +1,10 @@
+struct PowerSocket {
+    power_rate: f32,
+    on: bool,
+}
+
+impl PowerSocket {
+    pub fn new(power_rate: f32, on: bool) -> Self {
+        Self { power_rate, on }
+    }
+}
diff --git a/smart-house-web/backend/src/lib.rs b/smart-house-web/backend/src/lib.rs
index c010ebd..e0bae3c 100644
--- a/smart-house-web/backend/src/lib.rs
+++ b/smart-house-web/backend/src/lib.rs
@@ -32,3 +32,5 @@ pub fn init_logger() {
 
 mod server;
 pub use server::run_server;
+
+mod house;