diff --git a/src/netgear_readynas/baseinfo.ini b/src/netgear_readynas/baseinfo.ini
index 1c011d0..9a0a0dc 100644
--- a/src/netgear_readynas/baseinfo.ini
+++ b/src/netgear_readynas/baseinfo.ini
@@ -2,6 +2,6 @@
 title = Netgear ReadyNAS SNMP Checks
 author = Markus Birth
 description = SNMP based checks for the Netgear ReadyNAS.
-version = 2016.08.23.1
+version = 2017.12.05.1
 version.min_required = 1.2.8p2
 download_url = https://github.com/mbirth/check_mk-plugins
diff --git a/src/netgear_readynas/web/plugins/perfometer/netgear_readynas_fan.py b/src/netgear_readynas/web/plugins/perfometer/netgear_readynas_fan.py
new file mode 100644
index 0000000..361a015
--- /dev/null
+++ b/src/netgear_readynas/web/plugins/perfometer/netgear_readynas_fan.py
@@ -0,0 +1,28 @@
+#!/usr/bin/python
+# -*- coding: utf-8; py-indent-offset: 4 -*-
+#  _______ __   _ ____     __
+# |       |  \ | |___ \   / /
+# |       |   \| | __) | / /-,_
+# |       | |\   |/ __/ /__   _|
+# |_______|_| \__|_____|   |_|
+#
+# @author Markus Birth <markus.birth@weltn24.de>
+
+def perfometer_netgear_readynas_fan(row, check_command, perfdata):
+    if len(perfdata) < 1:
+        return "", ""
+
+    rpm  = float(perfdata[0][1])
+    warn = float(perfdata[0][3])
+    crit = float(perfdata[0][4])
+
+    if rpm >= crit:
+        color = "#d23"
+    elif rpm >= warn:
+        color = "#dd2"
+    else:
+        color = "#2d3"
+
+    return "%i rpm" % rpm, perfometer_linear(100*rpm/crit, color)
+
+perfometers["check_mk-netgear_readynas_fan"] = perfometer_netgear_readynas_fan
diff --git a/src/netgear_readynas/web/plugins/perfometer/netgear_readynas_temp.py b/src/netgear_readynas/web/plugins/perfometer/netgear_readynas_temp.py
new file mode 100644
index 0000000..adcbb01
--- /dev/null
+++ b/src/netgear_readynas/web/plugins/perfometer/netgear_readynas_temp.py
@@ -0,0 +1,20 @@
+#!/usr/bin/python
+# -*- coding: utf-8; py-indent-offset: 4 -*-
+#  _______ __   _ ____     __
+# |       |  \ | |___ \   / /
+# |       |   \| | __) | / /-,_
+# |       | |\   |/ __/ /__   _|
+# |_______|_| \__|_____|   |_|
+#
+# @author Markus Birth <markus.birth@weltn24.de>
+
+def perfometer_netgear_readynas_temp(row, check_command, perfdata):
+    if len(perfdata) < 1:
+        return "", ""
+
+    tcur = savefloat(perfdata[0][1])
+    tmax = savefloat(perfdata[0][6])
+
+    return "%i℃" % tcur, perfometer_linear(tcur*100/tmax, "#f82")
+
+perfometers["check_mk-netgear_readynas_temp"] = perfometer_netgear_readynas_temp
diff --git a/src/netgear_readynas/web/plugins/perfometer/netgear_readynas_volume.py b/src/netgear_readynas/web/plugins/perfometer/netgear_readynas_volume.py
new file mode 100644
index 0000000..07b1705
--- /dev/null
+++ b/src/netgear_readynas/web/plugins/perfometer/netgear_readynas_volume.py
@@ -0,0 +1,11 @@
+#!/usr/bin/python
+# -*- coding: utf-8; py-indent-offset: 4 -*-
+#  _______ __   _ ____     __
+# |       |  \ | |___ \   / /
+# |       |   \| | __) | / /-,_
+# |       | |\   |/ __/ /__   _|
+# |_______|_| \__|_____|   |_|
+#
+# @author Markus Birth <markus.birth@weltn24.de>
+
+perfometers["check_mk-netgear_readynas_volume"] = perfometer_check_mk_df