diff --git a/EVK-OpenRTK330LI.rst b/EVK-OpenRTK330LI.rst
index e2354ad..7337bcc 100644
--- a/EVK-OpenRTK330LI.rst
+++ b/EVK-OpenRTK330LI.rst
@@ -60,6 +60,9 @@ where
 
   - 7. Boot mode switch with two positions (A and B)
   - 8. RJ45 jack for Ethernet interface
+  
+     - Warning! Risk of damage if connecting to PoE switches that are not compliant to IEEE 802.3af PoE standard
+     
   - 9. Micro-USB port
   - 10. CAN interface
   - 11. Power jack for 12-v adapter