diff --git a/html/config.htm b/html/config.htm
index cf4f1bc..772368b 100644
--- a/html/config.htm
+++ b/html/config.htm
@@ -55,20 +55,32 @@
+
@@ -319,6 +331,11 @@
function updateSleepInfo() {
var i = $("#sleep-interval").val()
$("#sleep-interval-info").text( Math.floor(i/60) + " m " + (i%60) + " s" )
+
+ if(i<300)
+ showWarning("A sleep-interval of <300s will reduce battery life, consider using 900s");
+ else
+ hideWarning();
}
// Trigger the calibration
diff --git a/html/config.min.htm b/html/config.min.htm
index f7bd12c..6de3b57 100644
--- a/html/config.min.htm
+++ b/html/config.min.htm
@@ -1 +1 @@
-
Beer Gravity Monitor(C) Copyright 2021-22 Magnus Persson
\ No newline at end of file
+
Beer Gravity Monitor(C) Copyright 2021-22 Magnus Persson
\ No newline at end of file