diff --git a/emgauwa-controller/src/main.rs b/emgauwa-controller/src/main.rs
index bde6b6d..e290d06 100644
--- a/emgauwa-controller/src/main.rs
+++ b/emgauwa-controller/src/main.rs
@@ -3,7 +3,7 @@ use emgauwa_lib::db;
 use emgauwa_lib::db::{DbController, DbJunctionRelaySchedule, DbRelay, DbSchedule};
 use emgauwa_lib::errors::EmgauwaError;
 use emgauwa_lib::models::{Controller, FromDbModel};
-use emgauwa_lib::types::ControllerUid;
+use emgauwa_lib::types::EmgauwaUid;
 use emgauwa_lib::utils::{drop_privileges, init_logging};
 use rppal_pfd::PiFaceDigital;
 use sqlx::pool::PoolConnection;
@@ -26,7 +26,7 @@ async fn create_this_controller(
 ) -> Result<DbController, EmgauwaError> {
 	DbController::create(
 		conn,
-		&ControllerUid::default(),
+		&EmgauwaUid::default(),
 		&settings.name,
 		settings.relays.len() as i64,
 	)
diff --git a/emgauwa-core/src/app_state.rs b/emgauwa-core/src/app_state.rs
index 4edbd9d..c31a092 100644
--- a/emgauwa-core/src/app_state.rs
+++ b/emgauwa-core/src/app_state.rs
@@ -4,7 +4,7 @@ use actix::{Actor, Addr, Context, Handler, Message, Recipient};
 use emgauwa_lib::db::DbController;
 use emgauwa_lib::errors::EmgauwaError;
 use emgauwa_lib::models::{convert_db_list, Controller, Relay};
-use emgauwa_lib::types::{ControllerUid, ControllerWsAction, RelayStates};
+use emgauwa_lib::types::{ControllerWsAction, EmgauwaUid, RelayStates};
 use futures::executor::block_on;
 use sqlx::{Pool, Sqlite};
 
@@ -13,7 +13,7 @@ use crate::handlers::v1::ws::relays::{RelaysWs, SendRelays};
 #[derive(Message)]
 #[rtype(result = "Result<(), EmgauwaError>")]
 pub struct DisconnectController {
-	pub controller_uid: ControllerUid,
+	pub controller_uid: EmgauwaUid,
 }
 
 #[derive(Message)]
@@ -26,7 +26,7 @@ pub struct ConnectController {
 #[derive(Message)]
 #[rtype(result = "()")]
 pub struct UpdateRelayStates {
-	pub controller_uid: ControllerUid,
+	pub controller_uid: EmgauwaUid,
 	pub relay_states: RelayStates,
 }
 
@@ -37,7 +37,7 @@ pub struct GetRelays {}
 #[derive(Message)]
 #[rtype(result = "Result<(), EmgauwaError>")]
 pub struct Action {
-	pub controller_uid: ControllerUid,
+	pub controller_uid: EmgauwaUid,
 	pub action: ControllerWsAction,
 }
 
@@ -49,7 +49,7 @@ pub struct ConnectRelayClient {
 
 pub struct AppState {
 	pub pool: Pool<Sqlite>,
-	pub connected_controllers: HashMap<ControllerUid, (Controller, Recipient<ControllerWsAction>)>,
+	pub connected_controllers: HashMap<EmgauwaUid, (Controller, Recipient<ControllerWsAction>)>,
 	pub connected_relay_clients: Vec<Addr<RelaysWs>>,
 }
 
diff --git a/emgauwa-core/src/handlers/v1/controllers.rs b/emgauwa-core/src/handlers/v1/controllers.rs
index 24404fa..2bfafca 100644
--- a/emgauwa-core/src/handlers/v1/controllers.rs
+++ b/emgauwa-core/src/handlers/v1/controllers.rs
@@ -3,7 +3,7 @@ use actix_web::{delete, get, put, web, HttpResponse};
 use emgauwa_lib::db::DbController;
 use emgauwa_lib::errors::{DatabaseError, EmgauwaError};
 use emgauwa_lib::models::{convert_db_list, Controller, FromDbModel};
-use emgauwa_lib::types::{ControllerUid, ControllerWsAction, RequestControllerUpdate};
+use emgauwa_lib::types::{ControllerWsAction, EmgauwaUid, RequestControllerUpdate};
 use sqlx::{Pool, Sqlite};
 
 use crate::app_state;
@@ -28,7 +28,7 @@ pub async fn show(
 	let mut pool_conn = pool.acquire().await?;
 
 	let (controller_uid,) = path.into_inner();
-	let uid = ControllerUid::try_from(controller_uid.as_str())?;
+	let uid = EmgauwaUid::try_from(controller_uid.as_str())?;
 
 	let controller = DbController::get_by_uid(&mut pool_conn, &uid)
 		.await?
@@ -40,15 +40,15 @@ pub async fn show(
 
 #[put("/controllers/{controller_id}")]
 pub async fn update(
-    pool: web::Data<Pool<Sqlite>>,
-    app_state: web::Data<Addr<AppState>>,
-    path: web::Path<(String,)>,
-    data: web::Json<RequestControllerUpdate>,
+	pool: web::Data<Pool<Sqlite>>,
+	app_state: web::Data<Addr<AppState>>,
+	path: web::Path<(String,)>,
+	data: web::Json<RequestControllerUpdate>,
 ) -> Result<HttpResponse, EmgauwaError> {
 	let mut pool_conn = pool.acquire().await?;
 
 	let (controller_uid,) = path.into_inner();
-	let uid = ControllerUid::try_from(controller_uid.as_str())?;
+	let uid = EmgauwaUid::try_from(controller_uid.as_str())?;
 
 	let controller = DbController::get_by_uid(&mut pool_conn, &uid)
 		.await?
@@ -79,7 +79,7 @@ pub async fn delete(
 	let mut pool_conn = pool.acquire().await?;
 
 	let (controller_uid,) = path.into_inner();
-	let uid = ControllerUid::try_from(controller_uid.as_str())?;
+	let uid = EmgauwaUid::try_from(controller_uid.as_str())?;
 
 	app_state
 		.send(app_state::DisconnectController {
diff --git a/emgauwa-core/src/handlers/v1/relays.rs b/emgauwa-core/src/handlers/v1/relays.rs
index dd7a3d8..578745d 100644
--- a/emgauwa-core/src/handlers/v1/relays.rs
+++ b/emgauwa-core/src/handlers/v1/relays.rs
@@ -3,9 +3,7 @@ use actix_web::{get, post, put, web, HttpResponse};
 use emgauwa_lib::db::{DbController, DbJunctionRelaySchedule, DbRelay, DbTag};
 use emgauwa_lib::errors::{DatabaseError, EmgauwaError};
 use emgauwa_lib::models::{convert_db_list, FromDbModel, Relay};
-use emgauwa_lib::types::{
-	ControllerUid, ControllerWsAction, RequestRelayPulse, RequestRelayUpdate,
-};
+use emgauwa_lib::types::{ControllerWsAction, EmgauwaUid, RequestRelayPulse, RequestRelayUpdate};
 use emgauwa_lib::utils;
 use sqlx::{Pool, Sqlite};
 
@@ -49,7 +47,7 @@ pub async fn index_for_controller(
 	let mut pool_conn = pool.acquire().await?;
 
 	let (controller_uid,) = path.into_inner();
-	let uid = ControllerUid::try_from(controller_uid.as_str())?;
+	let uid = EmgauwaUid::try_from(controller_uid.as_str())?;
 
 	let controller = DbController::get_by_uid(&mut pool_conn, &uid)
 		.await?
@@ -69,7 +67,7 @@ pub async fn show_for_controller(
 	let mut pool_conn = pool.acquire().await?;
 
 	let (controller_uid, relay_num) = path.into_inner();
-	let uid = ControllerUid::try_from(controller_uid.as_str())?;
+	let uid = EmgauwaUid::try_from(controller_uid.as_str())?;
 
 	let controller = DbController::get_by_uid(&mut pool_conn, &uid)
 		.await?
@@ -93,7 +91,7 @@ pub async fn update_for_controller(
 	let mut pool_conn = pool.acquire().await?;
 
 	let (controller_uid, relay_num) = path.into_inner();
-	let uid = ControllerUid::try_from(controller_uid.as_str())?;
+	let uid = EmgauwaUid::try_from(controller_uid.as_str())?;
 
 	let controller = DbController::get_by_uid(&mut pool_conn, &uid)
 		.await?
@@ -162,7 +160,7 @@ pub async fn pulse(
 	let mut pool_conn = pool.acquire().await?;
 
 	let (controller_uid, relay_num) = path.into_inner();
-	let uid = ControllerUid::try_from(controller_uid.as_str())?;
+	let uid = EmgauwaUid::try_from(controller_uid.as_str())?;
 
 	let controller = DbController::get_by_uid(&mut pool_conn, &uid)
 		.await?
diff --git a/emgauwa-core/src/handlers/v1/ws/controllers/handlers.rs b/emgauwa-core/src/handlers/v1/ws/controllers/handlers.rs
index 7becb41..8980f60 100644
--- a/emgauwa-core/src/handlers/v1/ws/controllers/handlers.rs
+++ b/emgauwa-core/src/handlers/v1/ws/controllers/handlers.rs
@@ -2,7 +2,7 @@ use actix::{Actor, AsyncContext};
 use emgauwa_lib::db::{DbController, DbJunctionRelaySchedule, DbRelay, DbSchedule};
 use emgauwa_lib::errors::{DatabaseError, EmgauwaError};
 use emgauwa_lib::models::{Controller, FromDbModel};
-use emgauwa_lib::types::{ControllerUid, ControllerWsAction, RelayStates};
+use emgauwa_lib::types::{ControllerWsAction, EmgauwaUid, RelayStates};
 use emgauwa_lib::utils;
 use futures::executor::block_on;
 use sqlx::pool::PoolConnection;
@@ -97,7 +97,7 @@ impl ControllersWs {
 
 	pub fn handle_relay_states(
 		&mut self,
-		controller_uid: ControllerUid,
+		controller_uid: EmgauwaUid,
 		relay_states: RelayStates,
 	) -> Result<(), EmgauwaError> {
 		log::debug!(
diff --git a/emgauwa-core/src/handlers/v1/ws/controllers/mod.rs b/emgauwa-core/src/handlers/v1/ws/controllers/mod.rs
index 88aaf24..a54c9aa 100644
--- a/emgauwa-core/src/handlers/v1/ws/controllers/mod.rs
+++ b/emgauwa-core/src/handlers/v1/ws/controllers/mod.rs
@@ -7,7 +7,7 @@ use actix_web_actors::ws;
 use actix_web_actors::ws::ProtocolError;
 use emgauwa_lib::constants::{HEARTBEAT_INTERVAL, HEARTBEAT_TIMEOUT};
 use emgauwa_lib::errors::EmgauwaError;
-use emgauwa_lib::types::{ControllerUid, ControllerWsAction};
+use emgauwa_lib::types::{ControllerWsAction, EmgauwaUid};
 use futures::executor::block_on;
 use sqlx::pool::PoolConnection;
 use sqlx::{Pool, Sqlite};
@@ -18,7 +18,7 @@ use crate::utils::flatten_result;
 
 pub struct ControllersWs {
 	pub pool: Pool<Sqlite>,
-	pub controller_uid: Option<ControllerUid>,
+	pub controller_uid: Option<EmgauwaUid>,
 	pub app_state: Addr<AppState>,
 	pub hb: Instant,
 }
diff --git a/emgauwa-lib/src/db/controllers.rs b/emgauwa-lib/src/db/controllers.rs
index e9a0732..bf0a1f0 100644
--- a/emgauwa-lib/src/db/controllers.rs
+++ b/emgauwa-lib/src/db/controllers.rs
@@ -6,14 +6,14 @@ use sqlx::Sqlite;
 
 use crate::db::{DbRelay, DbTag};
 use crate::errors::DatabaseError;
-use crate::types::ControllerUid;
+use crate::types::EmgauwaUid;
 
 #[derive(Debug, Clone, Serialize, Deserialize)]
 pub struct DbController {
 	#[serde(skip)]
 	pub id: i64,
 	#[serde(rename = "id")]
-	pub uid: ControllerUid,
+	pub uid: EmgauwaUid,
 	pub name: String,
 	pub relay_count: i64,
 	pub active: bool,
@@ -41,7 +41,7 @@ impl DbController {
 
 	pub async fn get_by_uid(
 		conn: &mut PoolConnection<Sqlite>,
-		filter_uid: &ControllerUid,
+		filter_uid: &EmgauwaUid,
 	) -> Result<Option<DbController>, DatabaseError> {
 		sqlx::query_as!(
 			DbController,
@@ -55,7 +55,7 @@ impl DbController {
 
 	pub async fn get_by_uid_or_create(
 		conn: &mut PoolConnection<Sqlite>,
-		uid: &ControllerUid,
+		uid: &EmgauwaUid,
 		new_name: &str,
 		new_relay_count: i64,
 	) -> Result<DbController, DatabaseError> {
@@ -77,7 +77,7 @@ impl DbController {
 
 	pub async fn delete_by_uid(
 		conn: &mut PoolConnection<Sqlite>,
-		filter_uid: ControllerUid,
+		filter_uid: EmgauwaUid,
 	) -> Result<(), DatabaseError> {
 		if sqlx::query_scalar!("SELECT 1 FROM controllers WHERE uid = ?", filter_uid)
 			.fetch_optional(conn.deref_mut())
@@ -98,7 +98,7 @@ impl DbController {
 
 	pub async fn create(
 		conn: &mut PoolConnection<Sqlite>,
-		new_uid: &ControllerUid,
+		new_uid: &EmgauwaUid,
 		new_name: &str,
 		new_relay_count: i64,
 	) -> Result<DbController, DatabaseError> {
diff --git a/emgauwa-lib/src/errors/emgauwa_error.rs b/emgauwa-lib/src/errors/emgauwa_error.rs
index 3cf72d5..0e8ce65 100644
--- a/emgauwa-lib/src/errors/emgauwa_error.rs
+++ b/emgauwa-lib/src/errors/emgauwa_error.rs
@@ -13,7 +13,7 @@ use serde::ser::SerializeStruct;
 use serde::{Serialize, Serializer};
 
 use crate::errors::{ApiError, DatabaseError};
-use crate::types::ControllerUid;
+use crate::types::EmgauwaUid;
 
 #[derive(Debug)]
 pub enum EmgauwaError {
@@ -23,7 +23,7 @@ pub enum EmgauwaError {
 	Database(DatabaseError),
 	Other(String),
 	Internal(String),
-	Connection(ControllerUid),
+	Connection(EmgauwaUid),
 	Hardware(String),
 }
 
diff --git a/emgauwa-lib/src/models/relay.rs b/emgauwa-lib/src/models/relay.rs
index 2be2137..a7d0e60 100644
--- a/emgauwa-lib/src/models/relay.rs
+++ b/emgauwa-lib/src/models/relay.rs
@@ -9,14 +9,14 @@ use sqlx::Sqlite;
 use crate::db::{DbController, DbJunctionRelaySchedule, DbRelay, DbSchedule};
 use crate::errors::DatabaseError;
 use crate::models::FromDbModel;
-use crate::types::ControllerUid;
+use crate::types::EmgauwaUid;
 
 #[derive(Serialize, Deserialize, Debug, Clone)]
 pub struct Relay {
 	#[serde(flatten)]
 	pub r: DbRelay,
 	pub controller: DbController,
-	pub controller_id: ControllerUid,
+	pub controller_id: EmgauwaUid,
 	pub schedules: Vec<DbSchedule>,
 	pub active_schedule: DbSchedule,
 	pub is_on: Option<bool>,
diff --git a/emgauwa-lib/src/types/controller_uid.rs b/emgauwa-lib/src/types/emgauwa_uid.rs
similarity index 67%
rename from emgauwa-lib/src/types/controller_uid.rs
rename to emgauwa-lib/src/types/emgauwa_uid.rs
index bbaded8..8d29fbd 100644
--- a/emgauwa-lib/src/types/controller_uid.rs
+++ b/emgauwa-lib/src/types/emgauwa_uid.rs
@@ -10,21 +10,21 @@ use sqlx::{Decode, Encode, Sqlite, Type};
 use uuid::Uuid;
 
 #[derive(Clone, Debug, Eq, PartialEq, Hash)]
-pub struct ControllerUid(Uuid);
+pub struct EmgauwaUid(Uuid);
 
-impl Default for ControllerUid {
+impl Default for EmgauwaUid {
 	fn default() -> Self {
 		Self(Uuid::new_v4())
 	}
 }
 
-impl Display for ControllerUid {
+impl Display for EmgauwaUid {
 	fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
 		write!(f, "{}", String::from(self))
 	}
 }
 
-impl Serialize for ControllerUid {
+impl Serialize for EmgauwaUid {
 	fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
 	where
 		S: Serializer,
@@ -33,23 +33,23 @@ impl Serialize for ControllerUid {
 	}
 }
 
-impl<'de> Deserialize<'de> for ControllerUid {
+impl<'de> Deserialize<'de> for EmgauwaUid {
 	fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
 	where
 		D: Deserializer<'de>,
 	{
 		Self::try_from(String::deserialize(deserializer)?.as_str())
-			.map_err(|_| serde::de::Error::custom("invalid controller uid"))
+			.map_err(|_| serde::de::Error::custom("invalid uid"))
 	}
 }
 
-impl From<&ControllerUid> for String {
-	fn from(uid: &ControllerUid) -> String {
+impl From<&EmgauwaUid> for String {
+	fn from(uid: &EmgauwaUid) -> String {
 		uid.0.as_hyphenated().to_string()
 	}
 }
 
-impl Type<Sqlite> for ControllerUid {
+impl Type<Sqlite> for EmgauwaUid {
 	fn type_info() -> SqliteTypeInfo {
 		<&[u8] as Type<Sqlite>>::type_info()
 	}
@@ -59,27 +59,27 @@ impl Type<Sqlite> for ControllerUid {
 	}
 }
 
-impl<'q> Encode<'q, Sqlite> for ControllerUid {
+impl<'q> Encode<'q, Sqlite> for EmgauwaUid {
 	//noinspection DuplicatedCode
 	fn encode_by_ref(&self, buf: &mut <Sqlite as HasArguments<'q>>::ArgumentBuffer) -> IsNull {
 		<Vec<u8> as Encode<Sqlite>>::encode(Vec::from(self), buf)
 	}
 }
 
-impl<'r> Decode<'r, Sqlite> for ControllerUid {
+impl<'r> Decode<'r, Sqlite> for EmgauwaUid {
 	//noinspection DuplicatedCode
 	fn decode(value: SqliteValueRef<'r>) -> Result<Self, BoxDynError> {
 		Self::try_from(<&[u8] as Decode<Sqlite>>::decode(value)?).map_err(Into::into)
 	}
 }
 
-impl From<&ControllerUid> for Vec<u8> {
-	fn from(uid: &ControllerUid) -> Vec<u8> {
+impl From<&EmgauwaUid> for Vec<u8> {
+	fn from(uid: &EmgauwaUid) -> Vec<u8> {
 		uid.0.as_bytes().to_vec()
 	}
 }
 
-impl TryFrom<&str> for ControllerUid {
+impl TryFrom<&str> for EmgauwaUid {
 	type Error = uuid::Error;
 
 	fn try_from(value: &str) -> Result<Self, Self::Error> {
@@ -88,16 +88,16 @@ impl TryFrom<&str> for ControllerUid {
 	}
 }
 
-impl TryFrom<&[u8]> for ControllerUid {
+impl TryFrom<&[u8]> for EmgauwaUid {
 	type Error = uuid::Error;
 
-	fn try_from(value: &[u8]) -> Result<ControllerUid, uuid::Error> {
+	fn try_from(value: &[u8]) -> Result<EmgauwaUid, uuid::Error> {
 		Ok(Self(Uuid::from_slice(value)?))
 	}
 }
 
-impl From<Vec<u8>> for ControllerUid {
+impl From<Vec<u8>> for EmgauwaUid {
 	fn from(value: Vec<u8>) -> Self {
-		Self::try_from(value.as_slice()).expect("Failed to parse controller uid from database")
+		Self::try_from(value.as_slice()).expect("Failed to parse uid from database")
 	}
 }
diff --git a/emgauwa-lib/src/types/mod.rs b/emgauwa-lib/src/types/mod.rs
index be2942b..dbbfb77 100644
--- a/emgauwa-lib/src/types/mod.rs
+++ b/emgauwa-lib/src/types/mod.rs
@@ -1,9 +1,9 @@
-mod controller_uid;
+mod emgauwa_uid;
 mod request;
 mod schedule_uid;
 
 use actix::Message;
-pub use controller_uid::ControllerUid;
+pub use emgauwa_uid::EmgauwaUid;
 pub use request::*;
 pub use schedule_uid::ScheduleUid;
 use serde_derive::{Deserialize, Serialize};
@@ -24,6 +24,6 @@ pub enum ControllerWsAction {
 	Schedules(Vec<DbSchedule>),
 	Relays(Vec<Relay>),
 	Controller(Controller),
-	RelayStates((ControllerUid, RelayStates)),
+	RelayStates((EmgauwaUid, RelayStates)),
 	RelayPulse((i64, Option<u32>)),
 }