From a31f4c225922c76e1eb33b7ef4c223d18da27917 Mon Sep 17 00:00:00 2001
From: easyfarming <91460064+easyfarming@users.noreply.github.com>
Date: Mon, 27 Sep 2021 15:49:22 +0700
Subject: [PATCH] Update MQ135.h

---
 MQ135.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/MQ135.h b/MQ135.h
index 22cefec..c5538b9 100755
--- a/MQ135.h
+++ b/MQ135.h
@@ -36,7 +36,7 @@ v1.0 - First release
 #define CORD 0.0018
 
 /// Atmospheric CO2 level for calibration purposes
-#define ATMOCO2 397.13
+#define ATMOCO2 414.47
 
 class MQ135 {
  private: