diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,6 +1,10 @@
 # Power Supply
 
-Monitors the status of Check Point appliace power supplys
+Monitors the status of Check Point appliace power supplys.
+
+
+This plugin adds the option to configure the monitoring state if the power supply is not up.
+
 
 This plugin **supercedes** the original CheckMK check.
 
@@ -8,7 +12,7 @@ This plugin **supercedes** the original CheckMK check.
 ### Check Info
 
 * *service*: this check will create one service per power supply
-* *state*: **critical** if powerSupplyStatus is not 'UP'/'Present'
+* *state*: **critical** if power supply status is not 'UP'/'Present'
 * *wato*: Monitoring state if power supply is not 'UP'/'Present'. Default is **critical**.
 * *perfdata*: none