diff --git a/app/src/main/cpp/PhoneDevice.cpp b/app/src/main/cpp/PhoneDevice.cpp
index 108817c4..2d047620 100644
--- a/app/src/main/cpp/PhoneDevice.cpp
+++ b/app/src/main/cpp/PhoneDevice.cpp
@@ -602,13 +602,6 @@ bool CPhoneDevice::QuerySystemProperties(std::map<std::string, std::string>& pro
         {
             it->second = std::to_string(android_os_Process_getTotalMemory());  // Unit: M
         }
-        else if (it->first == (PROP_CHARGING_VOLTAGE))
-        {
-            double val = GpioControl::getChargingVoltage() / 200.0; // ChargeVol  *5/1000
-            char str[32] = { 0 };
-            snprintf(str, sizeof(str), "%.1f", val);
-            it->second = str;
-        }
         else if (it->first == (PROP_LIGHTDEPENDENT_RESISTOR))
         {
             int val = GpioControl::getLightAdc();
@@ -622,7 +615,7 @@ bool CPhoneDevice::QuerySystemProperties(std::map<std::string, std::string>& pro
         {
             it->second = std::to_string(GpioControl::getChargingPower());
         }
-        else if (it->first == (PROP_CHARGING_BUS_VOL))
+        else if (it->first == (PROP_CHARGING_BUS_VOL) || it->first == (PROP_CHARGING_VOLTAGE))
         {
             double val = -1;
             char str[32] = { 0 };