diff --git a/meshtastic/mesh.proto b/meshtastic/mesh.proto
index f3406e4..3b79931 100644
--- a/meshtastic/mesh.proto
+++ b/meshtastic/mesh.proto
@@ -324,6 +324,11 @@ enum HardwareModel {
    */
   WIPHONE = 20;
 
+  /*
+   * WIO Tracker WM1110 family from Seeed Studio. Includes wio-1110-tracker and wio-1110-sdk
+   */
+  WIO_WM1110 = 21;
+
   /*
    * B&Q Consulting Station Edition G1: https://uniteng.com/wiki/doku.php?id=meshtastic:station
    */
@@ -1680,4 +1685,4 @@ message ChunkedPayloadResponse {
      */
     repeated uint32 resend_chunks = 4;
   }
-}
\ No newline at end of file
+}