diff --git a/examples/motorkit_robot.py b/examples/motorkit_robot.py
index 54b3c88..b8371e1 100644
--- a/examples/motorkit_robot.py
+++ b/examples/motorkit_robot.py
@@ -1,3 +1,7 @@
+#
+# NOTE - Only for use on Raspberry Pi or other SBC.
+#
+
 # Simple two DC motor robot class.  Exposes a simple LOGO turtle-like API for
 # moving a robot forward, backward, and turning.  See RobotTest.py for an
 # example of using this class.