diff --git a/app/src/main/java/com/yinuo/safetywatcher/watcher/port/GasUtilss.kt b/app/src/main/java/com/yinuo/safetywatcher/watcher/port/GasUtilss.kt
index 51df161..595d69e 100644
--- a/app/src/main/java/com/yinuo/safetywatcher/watcher/port/GasUtilss.kt
+++ b/app/src/main/java/com/yinuo/safetywatcher/watcher/port/GasUtilss.kt
@@ -4,6 +4,7 @@ import android.content.Context
 import com.common.commonlib.db.entity.Warning
 import com.common.commonlib.utils.MMKVUtils
 import com.common.commonlib.utils.forShowStr
+import com.common.commonlib.utils.getGasShowName
 import com.yinuo.safetywatcher.R
 import com.yinuo.safetywatcher.watcher.port.cmd.CH4_H2
 import com.yinuo.safetywatcher.watcher.port.cmd.CL2
@@ -222,22 +223,22 @@ fun getShowWarnTxt(warn: Warning?): String {
     warn?.let {
         if (O2 == it.gasName) {
             return if (it.overRange) {
-                "请注意，${it.gasName}浓度过高，已超过传感器量程"
+                "请注意，${it.gasName.getGasShowName()}浓度过高，已超过传感器量程"
             } else {
                 if (it.gasValue < it.thresholdLow) {
-                    "请注意，${it.gasName}浓度过低:${it.gasValue.forShowStr()} ${it.unit}，有缺氧风险"
+                    "请注意，${it.gasName.getGasShowName()}浓度过低:${it.gasValue.forShowStr()} ${it.unit}，有缺氧风险"
                 } else {
-                    "请注意，${it.gasName}浓度过高:${it.gasValue.forShowStr()} ${it.unit}，有醉氧风险"
+                    "请注意，${it.gasName.getGasShowName()}浓度过高:${it.gasValue.forShowStr()} ${it.unit}，有醉氧风险"
                 }
             }
         } else {
             return if (it.overRange) {
-                "请注意，${it.gasName}浓度过高，已超过传感器量程"
+                "请注意，${it.gasName.getGasShowName()}浓度过高，已超过传感器量程"
             } else {
                 if (it.gasValue > it.thresholdHigh) {
-                    "请注意，${it.gasName}气体浓度:${it.gasValue.forShowStr()} ${it.unit}超过高报值${it.thresholdHigh.forShowStr()} ${it.unit}"
+                    "请注意，${it.gasName.getGasShowName()}气体浓度:${it.gasValue.forShowStr()} ${it.unit}超过高报值${it.thresholdHigh.forShowStr()} ${it.unit}"
                 } else {
-                    "请注意，${it.gasName}气体浓度:${it.gasValue.forShowStr()} ${it.unit}超过低报值${it.thresholdLow.forShowStr()} ${it.unit}"
+                    "请注意，${it.gasName.getGasShowName()}气体浓度:${it.gasValue.forShowStr()} ${it.unit}超过低报值${it.thresholdLow.forShowStr()} ${it.unit}"
                 }
             }
         }
diff --git a/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/ChooseParamsActivity.kt b/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/ChooseParamsActivity.kt
index a2c8e7b..1ab9059 100644
--- a/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/ChooseParamsActivity.kt
+++ b/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/ChooseParamsActivity.kt
@@ -142,10 +142,10 @@ class ChooseParamsActivity : NoOptionsActivity() {
             showToast(getString(R.string.error_interval_tip))
             return
         }
-        if (endTime - startTime > MAX_QUERY_TIME_INTERVAL) {
-            showToast(getString(R.string.over_max_interval_tip))
-            return
-        }
+//        if (endTime - startTime > MAX_QUERY_TIME_INTERVAL) {
+//            showToast(getString(R.string.over_max_interval_tip))
+//            return
+//        }
 
         val timeStep = when (mBinding.rgTimeStep.checkedRadioButtonId) {
             mBinding.rbS30.id -> TimeStep.SECOND_30
diff --git a/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/SensorCalibrationActivity.kt b/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/SensorCalibrationActivity.kt
index c54dcef..f210730 100644
--- a/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/SensorCalibrationActivity.kt
+++ b/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/SensorCalibrationActivity.kt
@@ -1,5 +1,7 @@
 package com.yinuo.safetywatcher.watcher.ui
 
+import android.os.Handler
+import android.os.Looper
 import android.text.TextUtils
 import android.view.KeyEvent
 import android.view.View
@@ -30,12 +32,21 @@ class SensorCalibrationActivity : NoOptionsActivity() {
         return mBinding.root
     }
 
+    private val mHandler by lazy {
+        Handler(Looper.getMainLooper())
+    }
+
     private var sensorIndex = -1
 
+    private val outTimeRunnable: Runnable = Runnable {
+        showToast(getString(R.string.calibration_outtime_txt))
+    }
+
     private val calibrationResultReceiver: (ByteArray) -> Unit = {
         val startByte = it[0]
         val sensorIndex = it[1]
         if (startByte == 0xFF.toByte() && sensorIndex == this.sensorIndex.toByte()) {
+            mHandler.removeCallbacks(outTimeRunnable)
             val result = it[5]
             if (result == 0x00.toByte()) {
                 showToast(getString(R.string.calibration_success_txt))
@@ -90,6 +101,7 @@ class SensorCalibrationActivity : NoOptionsActivity() {
         mBinding.tvSave.setOnClickListener {
             if (isZero) {
                 GasPortUtils.calibrationSensor(sensorIndex, 0)
+                mHandler.postDelayed(outTimeRunnable, 3000)
             } else {
                 val text = mBinding.etName.text.toString()
                 if (TextUtils.isEmpty(text)) {
@@ -100,6 +112,7 @@ class SensorCalibrationActivity : NoOptionsActivity() {
                     val toInt = text.toInt()
                     MMKVUtils.put("${gasName}_Calibration", toInt)
                     GasPortUtils.calibrationSensor(sensorIndex, toInt)
+                    mHandler.postDelayed(outTimeRunnable, 3000)
                 }
             }
         }
@@ -108,7 +121,8 @@ class SensorCalibrationActivity : NoOptionsActivity() {
             lifecycleScope.launch(Dispatchers.Main) {
                 gas?.let {
                     if (type == gasName) {
-                        mBinding.currentValue.text = "当前气体浓度：${gas.gasValue.forShowStr()} ${gas.unit}"
+                        mBinding.currentValue.text =
+                            "当前气体浓度：${gas.gasValue.forShowStr()} ${gas.unit}"
                     }
                 }
             }
diff --git a/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/SensorSettingActivity.kt b/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/SensorSettingActivity.kt
index 4358f08..545bfd1 100644
--- a/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/SensorSettingActivity.kt
+++ b/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/SensorSettingActivity.kt
@@ -5,6 +5,8 @@ import android.view.KeyEvent
 import android.view.View
 import androidx.lifecycle.lifecycleScope
 import com.common.commonlib.db.DBUtils
+import com.common.commonlib.utils.getGasNickName
+import com.common.commonlib.utils.saveGasNickName
 import com.yinuo.safetywatcher.R
 import com.yinuo.safetywatcher.databinding.ActivitySensorSettingBinding
 import com.yinuo.safetywatcher.watcher.base.NoOptionsActivity
@@ -49,16 +51,15 @@ class SensorSettingActivity : NoOptionsActivity() {
             mBinding.rgUnit.visibility = View.GONE
             mBinding.rbLel.visibility = View.GONE
             mBinding.rbVol.visibility = View.VISIBLE
-        } else if (gasName == CH4_H2){
+        } else if (gasName == CH4_H2) {
             mBinding.rgUnit.visibility = View.GONE
             mBinding.rbVol.visibility = View.GONE
             mBinding.rbLel.visibility = View.VISIBLE
-        }
-        else {
+        } else {
             mBinding.rgUnit.visibility = View.VISIBLE
             mBinding.rbVol.visibility = View.GONE
             mBinding.rbLel.visibility = View.GONE
-            if (gasName == VOCS){
+            if (gasName == VOCS) {
                 mBinding.rbMgm3.visibility = View.GONE
             }
             if (localGasUnit == UNIT_PPM) {
@@ -72,6 +73,7 @@ class SensorSettingActivity : NoOptionsActivity() {
         lifecycleScope.launch(Dispatchers.IO) {
             val typeDao = DBUtils.gasTypeDao()
             val gasType = typeDao.getByName(gasName)
+            val gasNickName = getGasNickName(gasName)
             launch(Dispatchers.Main) {
                 if (gasType != null && !gasType.nickName.isNullOrEmpty()) {
                     mBinding.etName.setText(gasType.nickName)
@@ -80,6 +82,7 @@ class SensorSettingActivity : NoOptionsActivity() {
                 }
                 val gasRange = getGasRange(gasName)
                 mBinding.etStep.text = getString(R.string.sensor_step_txt).plus(": $gasRange")
+                mBinding.etGasName.setText(gasNickName ?: "")
             }
         }
 
@@ -111,7 +114,7 @@ class SensorSettingActivity : NoOptionsActivity() {
                 }
             } else if (keyCode == KeyEvent.KEYCODE_DPAD_DOWN) {
                 if (event.action == KeyEvent.ACTION_DOWN) {
-                    mBinding.tvWarnSetting.requestFocus()
+                    mBinding.etGasName.requestFocus()
                     return@setOnKeyListener true
                 }
             } else if (keyCode == KeyEvent.KEYCODE_DPAD_CENTER || keyCode == KeyEvent.KEYCODE_ENTER) {
@@ -123,6 +126,26 @@ class SensorSettingActivity : NoOptionsActivity() {
             return@setOnKeyListener false
         }
 
+        mBinding.etGasName.setOnKeyListener { v, keyCode, event ->
+            if (keyCode == KeyEvent.KEYCODE_DPAD_UP) {
+                if (event.action == KeyEvent.ACTION_DOWN) {
+                    mBinding.etName.requestFocus()
+                    return@setOnKeyListener true
+                }
+            } else if (keyCode == KeyEvent.KEYCODE_DPAD_DOWN) {
+                if (event.action == KeyEvent.ACTION_DOWN) {
+                    mBinding.tvWarnSetting.requestFocus()
+                    return@setOnKeyListener true
+                }
+            } else if (keyCode == KeyEvent.KEYCODE_DPAD_CENTER || keyCode == KeyEvent.KEYCODE_ENTER) {
+                if (event.action == KeyEvent.ACTION_DOWN) {
+                    mBinding.etGasName.showIme()
+                    return@setOnKeyListener true
+                }
+            }
+            return@setOnKeyListener false
+        }
+
         mBinding.etName.setOnFocusChangeListener { _, hasFocus ->
             if (!hasFocus) {
                 mBinding.etName.hideIme()
@@ -163,6 +186,10 @@ class SensorSettingActivity : NoOptionsActivity() {
                 typeDao.insert(gasType)
             }
         }
+        // 气体名称
+        val gasNickName = mBinding.etGasName.text.toString()
+        saveGasNickName(gasName, gasNickName)
+
         val checkedRadioButtonId = mBinding.rgUnit.checkedRadioButtonId
         var selectedUnit = UNIT_PPM
         if (checkedRadioButtonId == R.id.rb_mgm3) {
diff --git a/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/adapter/HistoryDataAdapter.kt b/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/adapter/HistoryDataAdapter.kt
index 02b73ec..66b01a3 100644
--- a/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/adapter/HistoryDataAdapter.kt
+++ b/app/src/main/java/com/yinuo/safetywatcher/watcher/ui/adapter/HistoryDataAdapter.kt
@@ -4,6 +4,7 @@ import android.view.LayoutInflater
 import android.view.ViewGroup
 import com.common.commonlib.db.entity.Gas
 import com.common.commonlib.utils.forShowStr
+import com.common.commonlib.utils.getGasShowName
 import com.yinuo.safetywatcher.databinding.LayoutItemHistoryBinding
 import com.yinuo.safetywatcher.watcher.base.BaseRvAdapter
 import com.yinuo.safetywatcher.watcher.utils.DateUtils
@@ -15,7 +16,7 @@ class HistoryDataAdapter :
         BaseRvAdapter.BaseViewHolder<Gas, LayoutItemHistoryBinding>(binding) {
         override fun bindView(data: Gas) {
             binding.tvTime.text = formatTime(data.time)
-            binding.tvSensor.text = "${data.gasName} : ${data.gasValue.forShowStr()} ${data.unit}"
+            binding.tvSensor.text = "${data.gasName.getGasShowName()} : ${data.gasValue.forShowStr()} ${data.unit}"
         }
 
         private fun formatTime(time: Long): CharSequence? {
diff --git a/app/src/main/res/layout/activity_sensor_setting.xml b/app/src/main/res/layout/activity_sensor_setting.xml
index 6878ef6..688c400 100644
--- a/app/src/main/res/layout/activity_sensor_setting.xml
+++ b/app/src/main/res/layout/activity_sensor_setting.xml
@@ -20,6 +20,21 @@
         android:nextFocusDown="@id/et_name"
         android:background="@drawable/cloud_sync_btn_bg"/>
 
+    <EditText
+        android:id="@+id/et_gas_name"
+        android:layout_width="@dimen/_600dp"
+        android:layout_height="@dimen/_100dp"
+        android:layout_marginTop="@dimen/_40dp"
+        android:textSize="@dimen/_30dp"
+        android:textColor="@color/white"
+        android:textColorHint="@color/white"
+        android:hint="@string/gas_name_txt"
+        android:singleLine="true"
+        android:paddingStart="@dimen/_30dp"
+        android:focusable="true"
+        android:nextFocusDown="@id/et_gas_name"
+        android:background="@drawable/cloud_sync_btn_bg"/>
+
     <TextView
         android:id="@+id/et_step"
         android:layout_width="@dimen/_600dp"
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 9ec871f..f2e4769 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -39,6 +39,7 @@
     <string name="save">保存</string>
     <string name="sensor_init_txt">传感器校准</string>
     <string name="sensor_name_txt">传感器名称</string>
+    <string name="gas_name_txt">气体名称</string>
     <string name="sensor_step_txt">传感器量程</string>
     <string name="sensor_type_txt">传感器种类</string>
     <string name="cancel">取消</string>
@@ -85,4 +86,5 @@
 
     <string name="calibration_success_txt">校准传感器成功</string>
     <string name="calibration_fail_txt">校准传感器失败</string>
+    <string name="calibration_outtime_txt">校准传感器失败, 传感器未响应！</string>
 </resources>
diff --git a/library-common/src/main/java/com/common/commonlib/utils/KtExtensions.kt b/library-common/src/main/java/com/common/commonlib/utils/KtExtensions.kt
index 96210d1..d537a19 100644
--- a/library-common/src/main/java/com/common/commonlib/utils/KtExtensions.kt
+++ b/library-common/src/main/java/com/common/commonlib/utils/KtExtensions.kt
@@ -5,6 +5,7 @@ package com.common.commonlib.utils
 
 import android.app.Activity
 import android.content.res.Resources
+import android.text.TextUtils
 import android.util.TypedValue
 import android.view.View
 import java.text.DecimalFormat
@@ -46,3 +47,19 @@ fun Float.forShowStr(): String {
     return decimalFormat.format(this)
 }
 
+
+fun String.getGasShowName(): String {
+    return getGasNickName(this)
+}
+
+fun getGasNickName(gasType: String): String {
+    val string = MMKVUtils.getString("${gasType}_gas_nickname")
+    if (!TextUtils.isEmpty(string)){
+        return string!!
+    }
+    return gasType
+}
+
+fun saveGasNickName(gasType: String, name: String) {
+    MMKVUtils.put("${gasType}_gas_nickname", name)
+}
\ No newline at end of file
diff --git a/library-push/src/main/java/org/easydarwin/TxtOverlay.kt b/library-push/src/main/java/org/easydarwin/TxtOverlay.kt
index bcbfacb..7eb5f57 100644
--- a/library-push/src/main/java/org/easydarwin/TxtOverlay.kt
+++ b/library-push/src/main/java/org/easydarwin/TxtOverlay.kt
@@ -6,6 +6,7 @@ import android.text.TextUtils
 import android.util.Log
 import com.common.commonlib.db.entity.Gas
 import com.common.commonlib.utils.forShowStr
+import com.common.commonlib.utils.getGasShowName
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.GlobalScope
 import kotlinx.coroutines.delay
@@ -100,7 +101,7 @@ object TxtOverlay {
                         // 3S内的数据我们认为有效
                         Log.i("cyy", "gasTime = ${dateFormat.format(gas.time)}")
                         if (currentTimeMillis - gas.time <= 3000) {
-                            overlayBuilder.append("${gas.gasName}: ${gas.gasValue.forShowStr()} ${gas.unit}")
+                            overlayBuilder.append("${gas.gasName.getGasShowName()}: ${gas.gasValue.forShowStr()} ${gas.unit}")
                                 .append("@")
                         }
                     }