diff --git a/examples/timer.rs b/examples/timer.rs
deleted file mode 100644
index 90965752..00000000
--- a/examples/timer.rs
+++ /dev/null
@@ -1,59 +0,0 @@
-use chrono::prelude::*;
-use std::{
-    thread::sleep};
-
-fn get_timestamp() -> i64 {
-    let local: DateTime<Local> = Local::now();
-
-    local.timestamp_millis() as i64
-}
-
-struct Timer {
-    init: bool,
-    timestamp: i64,
-    limit: i64,
-    messages: Vec<String>,
-}
-
-impl Timer {
-    fn new() -> Self {
-        Self {
-            init: true,
-            timestamp: get_timestamp(),
-            limit: 10 * 1000,
-            messages: vec![],
-        }
-    }
-
-    fn reset(&mut self) {
-        self.messages.clear();
-        self.timestamp = get_timestamp();
-    }
-
-    fn send(&mut self, msg: String) {
-        let now = get_timestamp();
-        self.messages.push(msg);
-
-        if self.init {
-            self.reset();
-            self.init = false;
-        }
-
-        if now >= self.timestamp + self.limit {
-            println!("Send messages: {:?}", self.messages);
-
-            self.reset();
-        }
-    }
-}
-
-fn main() {
-    let mut timer = Timer::new();
-
-    for i in 0..40 {
-        println!("{:?}", i);
-        timer.send(format!("{:?}", i));
-
-        sleep(std::time::Duration::from_secs(1));
-    }
-}