diff --git a/tasmota/xsns_62_esp32_mi_ble.ino b/tasmota/xsns_62_esp32_mi_ble.ino
index 3d1fd26c6..2599f64d6 100644
--- a/tasmota/xsns_62_esp32_mi_ble.ino
+++ b/tasmota/xsns_62_esp32_mi_ble.ino
@@ -2822,17 +2822,17 @@ const char *classes[] = {
   // 7
   "", //- empty device class
   "Moisture",
-  "",
+  "%",
 
   // 8
   "", //- empty device class
   "Illuminance",
-  "",
+  "lx",
 
   // 9
   "", //- empty device class
   "Fertility",
-  "",
+  "µS/cm",
 
   // 10
   "", //- empty device class