diff --git a/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/view/CommonTopBar.kt b/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/view/CommonTopBar.kt
index 9fe7cb2..7c43bc9 100644
--- a/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/view/CommonTopBar.kt
+++ b/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/view/CommonTopBar.kt
@@ -15,6 +15,7 @@ import android.widget.TextView
 import androidx.appcompat.content.res.AppCompatResources
 import com.yinuo.safetywatcher.R
 import com.yinuo.safetywatcher.databinding.LayoutTopbarBinding
+import com.yinuo.safetywatcher.watcher.AppData
 import com.yinuo.safetywatcher.watcher.utils.BatteryHelper
 import com.yinuo.safetywatcher.watcher.utils.SimHelper
 import com.yinuo.safetywatcher.watcher.utils.WifiHelper
@@ -95,19 +96,27 @@ class CommonTopBar : LinearLayout {
     private val simCallback = object : SimHelper.OnSimLevelCallback {
         override fun onEnable(enable: Boolean) {
             Log.i(this@CommonTopBar.javaClass.name, "simCallback onEnable = $enable")
-            mBinding?.fourG?.post {
+            mBinding?.root?.post {
                 if (enable) {
-                    mBinding?.fourG?.visibility = VISIBLE
+                    if (mBinding?.fourG?.visibility != VISIBLE) {
+                        mBinding?.fourG?.visibility = VISIBLE
+                    }
                 } else {
-                    mBinding?.fourG?.visibility = GONE
+                    if (mBinding?.fourG?.visibility != GONE) {
+                        mBinding?.fourG?.visibility = GONE
+                    }
                 }
             }
         }
 
         override fun onLevel(level: Int) {
             Log.i(this@CommonTopBar.javaClass.name, "simCallback onLevel = $level")
-            mBinding?.fourG?.post {
-                val showLevel = (level + 1) * 20
+            mBinding?.root?.post {
+                var showLevel =
+                    if (AppData.hasCameraData()) (level / 15 + 1) * 20 else (level + 1) * 20
+                if (showLevel > 100) {
+                    showLevel = 100
+                }
                 mBinding?.fourG?.setImageLevel(showLevel)
             }
         }
diff --git a/app/src/main/java/com/yinuo/safetywatcher/watcher/utils/SimHelper.kt b/app/src/main/java/com/yinuo/safetywatcher/watcher/utils/SimHelper.kt
index 6f09855..225af95 100644
--- a/app/src/main/java/com/yinuo/safetywatcher/watcher/utils/SimHelper.kt
+++ b/app/src/main/java/com/yinuo/safetywatcher/watcher/utils/SimHelper.kt
@@ -138,7 +138,7 @@ object SimHelper {
         val txOffset = totalTxBytes - lastTxBytes
         Log.i(
             "setNetStatus",
-            "txbyte = $totalTxBytes   rxbyte = $totalRxBytes  timeOffset = $timeOffset"
+            "txbyte = $txOffset   rxbyte = $rxOffset  timeOffset = $timeOffset"
         )
 
         lastTime = currentTimeMillis