diff --git a/meshtastic/config.proto b/meshtastic/config.proto
index 33eaa58..81d1536 100644
--- a/meshtastic/config.proto
+++ b/meshtastic/config.proto
@@ -578,6 +578,20 @@ message Config {
      */
     bool ipv6_enabled = 11;
 
+    /*
+     * Only enable WiFi when connected to external power (USB).
+     * WiFi will be automatically disabled when running on battery
+     * after wifi_power_loss_timeout_secs delay.
+     */
+    bool wifi_on_external_power_only = 12;
+
+    /*
+     * Delay in seconds before disabling WiFi after external power is lost.
+     * This allows for brief power interruptions without toggling WiFi.
+     * Default: 30 seconds. Set to 0 for immediate disable.
+     */
+    uint32 wifi_power_loss_timeout_secs = 13;
+
     /*
      * Available flags auxiliary network protocols
      */