diff --git a/water-pod-common/src/lib.rs b/water-pod-common/src/lib.rs
index 85ea140..970bdfe 100644
--- a/water-pod-common/src/lib.rs
+++ b/water-pod-common/src/lib.rs
@@ -6,12 +6,14 @@ use jiff::{SignedDuration, Timestamp};
 #[cfg_attr(feature = "defmt", derive(defmt::Format))]
 pub enum Request {
     TimeSync(TimeSyncMs),
+    FetchCommands,
 }
 
 #[derive(Debug, serde::Serialize, serde::Deserialize)]
 #[cfg_attr(feature = "defmt", derive(defmt::Format))]
 pub enum Response {
     TimeSync(TimeSyncMs),
+    FetchCommands(Command),
 }
 
 impl Request {
@@ -75,3 +77,11 @@ impl TimeSyncMs {
         original_ts.saturating_add(SignedDuration::from_millis(offset))
     }
 }
+
+#[derive(Debug, serde::Serialize, serde::Deserialize, PartialEq, Eq, PartialOrd, Ord)]
+#[cfg_attr(feature = "defmt", derive(defmt::Format))]
+pub struct Command {
+    #[serde(with = "postcard::fixint::le")]
+    pub time: i64,
+    pub duration: u8,
+}