diff --git a/src/views/debug/index.vue b/src/views/debug/index.vue
index 3d1983f..28ccf57 100644
--- a/src/views/debug/index.vue
+++ b/src/views/debug/index.vue
@@ -13,6 +13,11 @@ const h2O2SensorData = ref<Home.DisplayrelyMgrParams[]>(homeStore.h2O2SensorData
 const sprayPumpGpmValue = ref<number>(5)
 const airLeakDetectTestMode = ref<string>('disinfection')
 
+const formatValue = (v?: number) =>
+  v === 0 || v == null
+    ? '--'
+    : roundNumber(v, 2)
+
 watchEffect(() => {
   const hdData = homeStore.h2O2SensorData
   if (hdData && hdData.length) {
@@ -194,21 +199,21 @@ const printerDoTest = () => {
           <div class="env-content-p">
             <span class="label">空压机电流</span>
             <span class="value">
-              <span class="debug-text">{{ debugStore.debugPageState?.airCompressorCurrent ?? '--' }}</span>
+              <span class="debug-text">{{ formatValue(debugStore.debugPageState?.airCompressorCurrent) }}</span>
               <span class="unit">A</span>
             </span>
           </div>
           <div class="env-content-p">
             <span class="label">风机电流</span>
             <span class="value">
-              <span class="debug-text">{{ debugStore.debugPageState?.blowerCurrent ?? '--' }}</span>
+              <span class="debug-text">{{ formatValue(debugStore.debugPageState?.blowerCurrent) }}</span>
               <span class="unit">A</span>
             </span>
           </div>
           <div class="env-content-p">
             <span class="label">加热片电流</span>
             <span class="value">
-              <span class="debug-text">{{ debugStore.debugPageState?.heaterCurrent ?? '--' }}</span>
+              <span class="debug-text">{{ formatValue(debugStore.debugPageState?.heaterCurrent) }}</span>
               <span class="unit">A</span>
             </span>
           </div>