diff --git a/examples/relays.js b/examples/relays.js
index d02c3d9..54c1586 100644
--- a/examples/relays.js
+++ b/examples/relays.js
@@ -43,7 +43,7 @@ export async function test (address) {
     packet = {cmd:'read', args:{address:address ,cmd:9} }
     console.dir(packet)
     this.send(packet)
-    // await delay(1000)
+    await delay(300)
   }
   console.log('========= done each relay, clear (off) this ============')
   packet = {cmd:'write', args:{address:address,cmd: 9, byte:0} }