diff --git a/Debug/cli/cli.c b/Debug/cli/cli.c
index a5aa94c..03fb3ca 100644
--- a/Debug/cli/cli.c
+++ b/Debug/cli/cli.c
@@ -548,5 +548,15 @@ void cliFunc_version( char* args )
 	print( " \033[1mCPU:\033[0m           " CLI_CPU            NL );
 	print( " \033[1mDevice:\033[0m        " CLI_Device         NL );
 	print( " \033[1mModules:\033[0m       " CLI_Modules        NL );
+#if defined(_mk20dx128_) || defined(_mk20dx128vlf5_) || defined(_mk20dx256_) || defined(_mk20dx256vlh7_)
+	print( " \033[1mUnique Id:\033[0m     " );
+	printHex32_op( SIM_UIDH, 4 );
+	printHex32_op( SIM_UIDMH, 4 );
+	printHex32_op( SIM_UIDML, 4 );
+	printHex32_op( SIM_UIDL, 4 );
+#elif defined(_at90usb162_) || defined(_atmega32u4_) || defined(_at90usb646_) || defined(_at90usb1286_)
+#else
+#error "No unique id defined."
+#endif
 }