diff --git a/include/tools.h b/include/tools.h
deleted file mode 100644
index 07bc4ab..0000000
--- a/include/tools.h
+++ /dev/null
@@ -1,8 +0,0 @@
-#ifndef TOOLS_H
-#define TOOLS_H
-
-#define EVERY_N_SECONDS(t) for (static uint16_t _lasttime;                                \
-								(uint16_t)((uint16_t)millis() - _lasttime) >= (t * 1000); \
-								_lasttime += (t * 1000))
-
-#endif
\ No newline at end of file