diff --git a/.vscode/settings.json b/.vscode/settings.json
index c856832a..2a53c42a 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -1,6 +1,6 @@
 {
     "idf.flashType": "UART",
-    "idf.portWin": "COM3",
+    "idf.portWin": "COM49",
     "idf.adapterTargetName": "esp32s3",
     "idf.openOcdConfigs": [
         "interface/ftdi/esp32_devkitj_v1.cfg",
diff --git a/main/http_server/axe-os/src/app/components/home/home.component.html b/main/http_server/axe-os/src/app/components/home/home.component.html
index d3432644..f8a00b89 100644
--- a/main/http_server/axe-os/src/app/components/home/home.component.html
+++ b/main/http_server/axe-os/src/app/components/home/home.component.html
@@ -100,11 +100,11 @@
                         Power
                     </div>
 
-                    <div class="col-4">
-                        <p-knob [min]="4.5" [max]="5.5" [readonly]="true" [(ngModel)]="info.voltage"
-                            valueTemplate="{value}V"></p-knob>
+                    <div class="col-4" *ngIf="inputVoltage$ | async as inputVoltage">
+                        <p-knob [min]="inputVoltage.min" [max]="inputVoltage.max" [readonly]="true"
+                            [(ngModel)]="info.voltage" valueTemplate="{value}V"></p-knob>
                         Input Voltage
-                        <span class="danger" *ngIf="info.voltage < 4.8">&nbsp; Danger: Low voltage</span>
+
                     </div>
 
                     <div class="col-4">
@@ -274,4 +274,4 @@
     </div>
 
 
-</ng-container>
+</ng-container>
\ No newline at end of file
diff --git a/main/http_server/axe-os/src/app/components/home/home.component.ts b/main/http_server/axe-os/src/app/components/home/home.component.ts
index f3ea5177..f72691fb 100644
--- a/main/http_server/axe-os/src/app/components/home/home.component.ts
+++ b/main/http_server/axe-os/src/app/components/home/home.component.ts
@@ -24,6 +24,8 @@ export class HomeComponent {
   public dataData: number[] = [];
   public chartData?: any;
 
+  public inputVoltage$: Observable<{ min: number, max: number }>;
+
   constructor(
     private systemService: SystemService
   ) {
@@ -133,6 +135,15 @@ export class HomeComponent {
 
     this.expectedHashRate$ = this.info$.pipe(map(info => {
       return Math.floor(info.frequency * ((info.coreCount * info.asicCount) / 1000))
+    }));
+
+    this.inputVoltage$ = this.info$.pipe(map(info => {
+      const version = parseInt(info.boardVersion);
+      if (version >= 300 && version < 400) {
+        return { min: 11, max: 13 };
+      } else {
+        return { min: 4.5, max: 5.5 };
+      }
     }))
 
     this.quickLink$ = this.info$.pipe(