diff --git a/backend/heats.go b/backend/heats.go
index 31c0288..c0eaafc 100644
--- a/backend/heats.go
+++ b/backend/heats.go
@@ -5,8 +5,10 @@ import (
 	"log"
 	"net/http"
 	"strings"
+	"time"
 
 	"github.com/gin-gonic/gin"
+	scribble "github.com/nanobox-io/golang-scribble"
 )
 
 type Surfer struct {
@@ -91,3 +93,78 @@ func (app *App) DeleteHeat(c *gin.Context) {
 
 	c.JSON(http.StatusOK, gin.H{"status": "deleted"})
 }
+
+func (app *App) StartHeatTimer(c *gin.Context) {
+	var msg Message
+	var err error
+	var timer time.Duration
+
+	if app.Stream.Start {
+		c.JSON(http.StatusOK, app.Stream.Duration)
+		return
+	}
+
+	err = c.ShouldBind(&msg)
+	if err != nil {
+		log.Printf("req error: %+v", err)
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+
+	timer, err = time.ParseDuration(msg.Duration)
+	if err != nil {
+		log.Printf("req error: %+v", err)
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return
+	}
+	app.Stream.Duration = timer
+	app.Stream.Start = true
+
+	startHeat(app.DB, *app.Stream.Heat)
+
+	log.Printf("start timer %s - received %s", app.Stream.Duration, msg.Duration)
+	c.JSON(http.StatusOK, app.Stream.Duration)
+}
+
+func (app *App) StopHeatTimer(c *gin.Context) {
+	if !app.Stream.Start {
+		c.JSON(http.StatusOK, app.Stream.Duration)
+		return
+	}
+
+	stopHeat(app.DB, *app.Stream.Heat)
+	app.Stream.Start = false
+	app.Stream.Duration = 0
+
+	log.Printf("start timer %s", app.Stream.Duration)
+	c.JSON(http.StatusOK, app.Stream.Duration)
+}
+
+func startHeat(db *scribble.Driver, heat Heat) error {
+	log.Printf("heat: %+v", heat)
+
+	heat.Status = "running"
+
+	err := db.Write("Heat", heatName(heat), heat)
+	if err != nil {
+		log.Printf("set error: %+v", err)
+		return err
+	}
+
+	return nil
+}
+
+func stopHeat(db *scribble.Driver, heat Heat) error {
+
+	log.Printf("heat: %+v", heat)
+
+	heat.Status = "ended"
+
+	err := db.Write("Heat", heatName(heat), heat)
+	if err != nil {
+		log.Printf("set error: %+v", err)
+		return err
+	}
+
+	return nil
+}
diff --git a/sse/be/be b/sse/be/be
index bbab047..a241f47 100755
Binary files a/sse/be/be and b/sse/be/be differ
diff --git a/sse/be/main.go b/sse/be/main.go
index 4639bd2..49596f1 100644
--- a/sse/be/main.go
+++ b/sse/be/main.go
@@ -95,7 +95,7 @@ func (e *Event) Stream(c *gin.Context) {
 	client := &Client{
 		Ip:     c.Request.RemoteAddr,
 		Chan:   make(ClientChan),
-		Events: c.QueryArray("events"),
+		Events: c.QueryArray("event"),
 	}
 
 	client.Id = Id(client.Ip, client.Events, 8)
diff --git a/sse/be/static/_app/version.json b/sse/be/static/_app/version.json
index 3276484..ada3707 100644
--- a/sse/be/static/_app/version.json
+++ b/sse/be/static/_app/version.json
@@ -1 +1 @@
-{"version":"1704454074172"}
\ No newline at end of file
+{"version":"1704556541085"}
\ No newline at end of file
diff --git a/sse/be/static/_app/version.json.br b/sse/be/static/_app/version.json.br
index 45115cb..146aaa1 100644
Binary files a/sse/be/static/_app/version.json.br and b/sse/be/static/_app/version.json.br differ
diff --git a/sse/be/static/_app/version.json.gz b/sse/be/static/_app/version.json.gz
index 7765d67..0596cbf 100644
Binary files a/sse/be/static/_app/version.json.gz and b/sse/be/static/_app/version.json.gz differ
diff --git a/sse/be/static/index.html b/sse/be/static/index.html
index c955f1c..4151202 100644
--- a/sse/be/static/index.html
+++ b/sse/be/static/index.html
@@ -5,17 +5,17 @@
 		<link rel="icon" href="/favicon.png" />
 		<meta name="viewport" content="width=device-width, initial-scale=1" />
 		
-		<link rel="modulepreload" href="/_app/immutable/entry/start.WxGgh-q9.js">
+		<link rel="modulepreload" href="/_app/immutable/entry/start.IlXTmMTk.js">
 		<link rel="modulepreload" href="/_app/immutable/chunks/scheduler.k-kUyWhY.js">
-		<link rel="modulepreload" href="/_app/immutable/chunks/singletons.gs6RVdA8.js">
-		<link rel="modulepreload" href="/_app/immutable/entry/app.Now5kMwx.js">
+		<link rel="modulepreload" href="/_app/immutable/chunks/singletons.JSxIQYeI.js">
+		<link rel="modulepreload" href="/_app/immutable/entry/app.sUqO_5CB.js">
 		<link rel="modulepreload" href="/_app/immutable/chunks/index.PctGSwCt.js">
 	</head>
 	<body data-sveltekit-preload-data="hover">
 		<div style="display: contents">
 			<script>
 				{
-					__sveltekit_1houvg5 = {
+					__sveltekit_qniv18 = {
 						base: "",
 						env: null
 					};
@@ -23,8 +23,8 @@
 					const element = document.currentScript.parentElement;
 
 					Promise.all([
-						import("/_app/immutable/entry/start.WxGgh-q9.js"),
-						import("/_app/immutable/entry/app.Now5kMwx.js")
+						import("/_app/immutable/entry/start.IlXTmMTk.js"),
+						import("/_app/immutable/entry/app.sUqO_5CB.js")
 					]).then(([kit, app]) => {
 						kit.start(app, element);
 					});
diff --git a/sse/be/static/index.html.br b/sse/be/static/index.html.br
index e56b587..05182ad 100644
Binary files a/sse/be/static/index.html.br and b/sse/be/static/index.html.br differ
diff --git a/sse/be/static/index.html.gz b/sse/be/static/index.html.gz
index 3d602b7..9175d77 100644
Binary files a/sse/be/static/index.html.gz and b/sse/be/static/index.html.gz differ
diff --git a/sse/be/static/sse/index.html b/sse/be/static/sse/index.html
index 328e29e..3075782 100644
--- a/sse/be/static/sse/index.html
+++ b/sse/be/static/sse/index.html
@@ -5,17 +5,17 @@
 		<link rel="icon" href="../favicon.png" />
 		<meta name="viewport" content="width=device-width, initial-scale=1" />
 		
-		<link rel="modulepreload" href="../_app/immutable/entry/start.WxGgh-q9.js">
+		<link rel="modulepreload" href="../_app/immutable/entry/start.IlXTmMTk.js">
 		<link rel="modulepreload" href="../_app/immutable/chunks/scheduler.k-kUyWhY.js">
-		<link rel="modulepreload" href="../_app/immutable/chunks/singletons.gs6RVdA8.js">
-		<link rel="modulepreload" href="../_app/immutable/entry/app.Now5kMwx.js">
+		<link rel="modulepreload" href="../_app/immutable/chunks/singletons.JSxIQYeI.js">
+		<link rel="modulepreload" href="../_app/immutable/entry/app.sUqO_5CB.js">
 		<link rel="modulepreload" href="../_app/immutable/chunks/index.PctGSwCt.js">
 	</head>
 	<body data-sveltekit-preload-data="hover">
 		<div style="display: contents">
 			<script>
 				{
-					__sveltekit_1houvg5 = {
+					__sveltekit_qniv18 = {
 						base: new URL("..", location).pathname.slice(0, -1),
 						env: null
 					};
@@ -23,8 +23,8 @@
 					const element = document.currentScript.parentElement;
 
 					Promise.all([
-						import("../_app/immutable/entry/start.WxGgh-q9.js"),
-						import("../_app/immutable/entry/app.Now5kMwx.js")
+						import("../_app/immutable/entry/start.IlXTmMTk.js"),
+						import("../_app/immutable/entry/app.sUqO_5CB.js")
 					]).then(([kit, app]) => {
 						kit.start(app, element);
 					});
diff --git a/sse/be/static/sse/index.html.br b/sse/be/static/sse/index.html.br
index c9b2c83..85c2c84 100644
Binary files a/sse/be/static/sse/index.html.br and b/sse/be/static/sse/index.html.br differ
diff --git a/sse/be/static/sse/index.html.gz b/sse/be/static/sse/index.html.gz
index 0d427ee..ac46543 100644
Binary files a/sse/be/static/sse/index.html.gz and b/sse/be/static/sse/index.html.gz differ
diff --git a/sse/fe/src/routes/sse/+page.svelte b/sse/fe/src/routes/sse/+page.svelte
index 026dc44..1a98e13 100644
--- a/sse/fe/src/routes/sse/+page.svelte
+++ b/sse/fe/src/routes/sse/+page.svelte
@@ -1,93 +1,93 @@
 <script>
-    import { onMount } from'svelte';
+	import { onMount } from 'svelte';
 
-    $: msg = "";
-    $: jmsg = {};
-    $: dping = "";
-    $: dpong = "";
+	$: msg = '';
+	$: jmsg = {};
+	$: dping = '';
+	$: dpong = '';
 
-    function now() {
-        const now = new Date(Date.now());
+	function now() {
+		const now = new Date(Date.now());
 
-        return now.toISOString();
-    }
+		return now.toISOString();
+	}
 
-    function SSEMsg() {
-		const sse = new EventSource(`/api/sse?events=ping,pong`);
+	function SSEMsg() {
+		const sse = new EventSource(`/api/sse?event=ping&event=pong`);
 		console.log('subscribe ping pong');
 
-        sse.onopen = () => {
-            console.log(`sse open ${now()}`);
-            msg = `sse open ${now()}`;
-        };        
+		sse.onopen = () => {
+			console.log(`sse open ${now()}`);
+			msg = `sse open ${now()}`;
+		};
 
-        sse.addEventListener('ping', (e) => {
-            let Msg = JSON.parse(e.data);
-            msg = `ping: ${Msg.id} ${Msg.data} ${now()}`;
-            console.log(msg);
-            dping = Msg.id;
-        });
-        
-        sse.addEventListener('pong', (e) => {
-            let Msg = JSON.parse(e.data);
-            msg = `pong: ${Msg.id} ${Msg.data} ${now()}`;
-            console.log(msg);
-            dpong = Msg.id;
-        });
+		sse.addEventListener('ping', (e) => {
+			let Msg = JSON.parse(e.data);
+			msg = `ping: ${Msg.id} ${Msg.data} ${now()}`;
+			console.log(msg);
+			dping = Msg.id;
+		});
 
-        return () => {
+		sse.addEventListener('pong', (e) => {
+			let Msg = JSON.parse(e.data);
+			msg = `pong: ${Msg.id} ${Msg.data} ${now()}`;
+			console.log(msg);
+			dpong = Msg.id;
+		});
+
+		return () => {
 			sse.close();
 			console.log(`sse closing ${Date.now()}`);
 		};
-    }
+	}
 
-    function Subscribe() {
+	function Subscribe() {
 		const sse = new EventSource(`/api/sse`);
 		console.log('subscribe');
 
-        sse.onopen = () => {
-            console.log(`sse open ${now()}`);
-            msg = `sse open ${now()}`;
-        };
-        
-        sse.onerror = () => {
-            console.log(`sse error ${now()}`);
-            if (sse.readyState === EventSource.CONNECTING) {
-                console.log(`sse reconnecting ${now()}`);                
-                msg = `sse reconnecting ${now()}`;
-            } else {
-                msg = `sse error ${now()}`;    
-            }
-        };
+		sse.onopen = () => {
+			console.log(`sse open ${now()}`);
+			msg = `sse open ${now()}`;
+		};
+
+		sse.onerror = () => {
+			console.log(`sse error ${now()}`);
+			if (sse.readyState === EventSource.CONNECTING) {
+				console.log(`sse reconnecting ${now()}`);
+				msg = `sse reconnecting ${now()}`;
+			} else {
+				msg = `sse error ${now()}`;
+			}
+		};
 
 		sse.onmessage = (e) => {
 			let Msg = JSON.parse(e.data);
 			console.log(`received: ${JSON.stringify(Msg)}`);
-            msg = `received: ${JSON.stringify(Msg)} ${now()}`;
-            jmsg = Msg;
+			msg = `received: ${JSON.stringify(Msg)} ${now()}`;
+			jmsg = Msg;
 		};
-        
-        sse.addEventListener('ping', (e) => {
-            let Msg = JSON.parse(e.data);
-            msg = `ping: ${Msg.id} ${Msg.data} ${now()}`;
-            console.log(msg);
-            dping = Msg.id;
-        });
-        
-        sse.addEventListener('pong', (e) => {
-            let Msg = JSON.parse(e.data);
-            msg = `pong: ${Msg.id} ${Msg.data} ${now()}`;
-            console.log(msg);
-            dpong = Msg.id;
-        });
-        
-        sse.addEventListener('msg', (e) => {
-            let Msg = JSON.parse(e.data);
-            msg = `Msg: ${Msg.id} ${Msg.data} ${now()}`;
-            console.log(msg);
-        })
-		
-        return () => {
+
+		sse.addEventListener('ping', (e) => {
+			let Msg = JSON.parse(e.data);
+			msg = `ping: ${Msg.id} ${Msg.data} ${now()}`;
+			console.log(msg);
+			dping = Msg.id;
+		});
+
+		sse.addEventListener('pong', (e) => {
+			let Msg = JSON.parse(e.data);
+			msg = `pong: ${Msg.id} ${Msg.data} ${now()}`;
+			console.log(msg);
+			dpong = Msg.id;
+		});
+
+		sse.addEventListener('msg', (e) => {
+			let Msg = JSON.parse(e.data);
+			msg = `Msg: ${Msg.id} ${Msg.data} ${now()}`;
+			console.log(msg);
+		});
+
+		return () => {
 			sse.close();
 			console.log(`sse closing ${Date.now()}`);
 		};
@@ -98,40 +98,37 @@
 	// 	return unsub;
 	// });
 
-    async function newmsg() {
-        await fetch('/api/msg');
-    }
-
-    async function Ping() {
-        await fetch('/api/ping');
-    }
-
-    async function Pong() {
-        await fetch('/api/pong');
-    }
+	async function newmsg() {
+		await fetch('/api/msg');
+	}
 
+	async function Ping() {
+		await fetch('/api/ping');
+	}
 
+	async function Pong() {
+		await fetch('/api/pong');
+	}
 </script>
 
 <h1>{msg}</h1>
 
 <ul>
-    <li>{jmsg.event}</li>
-    <li>{jmsg.data}</li>
-    <li>{jmsg.id}</li>
+	<li>{jmsg.event}</li>
+	<li>{jmsg.data}</li>
+	<li>{jmsg.id}</li>
 </ul>
-<br>
+<br />
 <h2>Ping: {dping}</h2>
-<br>
+<br />
 <h2>Pong: {dpong}</h2>
 
-
 <button on:click={newmsg}>send Msg</button>
 <button on:click={Ping}>send Ping</button>
 <button on:click={Pong}>send Pong</button>
 
-<hr>
+<hr />
 
 <button on:click={SSEMsg}>SSE PingPong</button>
-<br>
+<br />
 <button on:click={Subscribe}>SSE ALL</button>