diff --git a/target/linux/ramips/mt7621/base-files/etc/rc.button/lights_toggle b/target/linux/ramips/mt7621/base-files/etc/rc.button/lights_toggle
new file mode 100755
index 00000000000..c008b633a4e
--- /dev/null
+++ b/target/linux/ramips/mt7621/base-files/etc/rc.button/lights_toggle
@@ -0,0 +1,16 @@
+#!/bin/sh
+
+[[ "${ACTION}" = "released" ]] || exit 0
+
+. /lib/functions.sh
+
+case "$(board_name)" in
+tplink,ec330-g5u-v1)
+	led_light="/sys/class/gpio/led-light/value"
+	echo "$((!$(cat $led_light)))" > "$led_light"
+;;
+	*)
+;;
+esac
+
+return 0