diff --git a/.pio/libdeps/esp32dev/18650CL-master/LICENSE b/.pio/libdeps/esp32dev/18650CL-master/LICENSE
new file mode 100644
index 0000000..6bc87c7
--- /dev/null
+++ b/.pio/libdeps/esp32dev/18650CL-master/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2019 Pangodream
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/.pio/libdeps/esp32dev/18650CL-master/README.md b/.pio/libdeps/esp32dev/18650CL-master/README.md
new file mode 100644
index 0000000..c33da68
--- /dev/null
+++ b/.pio/libdeps/esp32dev/18650CL-master/README.md
@@ -0,0 +1,2 @@
+# 18650CL
+Library to calculate 18650 charge in Arduino environment
diff --git a/.pio/libdeps/esp32dev/18650CL-master/examples/GetChargeLevel/GetChargeLevel.ino b/.pio/libdeps/esp32dev/18650CL-master/examples/GetChargeLevel/GetChargeLevel.ino
new file mode 100644
index 0000000..7ba0fd4
--- /dev/null
+++ b/.pio/libdeps/esp32dev/18650CL-master/examples/GetChargeLevel/GetChargeLevel.ino
@@ -0,0 +1,28 @@
+#include <Pangodream_18650_CL.h>
+
+//#define ADC_PIN 34
+//#define CONV_FACTOR 1.7
+//#define READS 20
+
+Pangodream_18650_CL BL;
+/**
+ * If you need to change default values you can use it as
+ * Pangodream_18650_CL BL(ADC_PIN, CONV_FACTOR, READS);
+ */
+
+void setup() {
+  Serial.begin(115200);
+}
+
+void loop() {
+  Serial.print("Value from pin: ");
+  Serial.println(analogRead(34));
+  Serial.print("Average value from pin: ");
+  Serial.println(BL.pinRead());
+  Serial.print("Volts: ");
+  Serial.println(BL.getBatteryVolts());
+  Serial.print("Charge level: ");
+  Serial.println(BL.getBatteryChargeLevel());
+  Serial.println("");
+  delay(1000);
+}
diff --git a/.pio/libdeps/esp32dev/18650CL-master/keywords.txt b/.pio/libdeps/esp32dev/18650CL-master/keywords.txt
new file mode 100644
index 0000000..70cc330
--- /dev/null
+++ b/.pio/libdeps/esp32dev/18650CL-master/keywords.txt
@@ -0,0 +1,18 @@
+#######################################
+# Syntax Coloring Map BH1750FVI
+#######################################
+
+#######################################
+# Datatypes (KEYWORD1)
+#######################################
+
+Pangodream_18650_CL KEYWORD1
+
+#######################################
+# Methods and Functions (KEYWORD2)
+#######################################
+getBatteryChargeLevel KEYWORD2
+getBatteryVolts KEYWORD2
+getAnalogPin KEYWORD2
+pinRead KEYWORD2
+getConvFactor KEYWORD2
diff --git a/.pio/libdeps/esp32dev/18650CL-master/library.properties b/.pio/libdeps/esp32dev/18650CL-master/library.properties
new file mode 100644
index 0000000..a0d14b7
--- /dev/null
+++ b/.pio/libdeps/esp32dev/18650CL-master/library.properties
@@ -0,0 +1,9 @@
+name=Pangodream_18650_CL
+version=1.0.1
+author=Pangodream
+maintainer=Pangodream
+sentence=Pangodream Library to calculate 18650 charge
+paragraph=Pangodream Library to calculate 18650 Ion-Li battery charge
+category=Uncategorized
+url=https://github.com/pangodream/18650CL
+architectures=esp32
diff --git a/.pio/libdeps/esp32dev/18650CL-master/src/Pangodream_18650_CL.cpp b/.pio/libdeps/esp32dev/18650CL-master/src/Pangodream_18650_CL.cpp
new file mode 100644
index 0000000..7e19bfb
--- /dev/null
+++ b/.pio/libdeps/esp32dev/18650CL-master/src/Pangodream_18650_CL.cpp
@@ -0,0 +1,154 @@
+/*
+  MIT License
+  
+  Copyright (c) 2019 Pangodream
+  
+  Permission is hereby granted, free of charge, to any person obtaining a copy
+  of this software and associated documentation files (the "Software"), to deal
+  in the Software without restriction, including without limitation the rights
+  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+  copies of the Software, and to permit persons to whom the Software is
+  furnished to do so, subject to the following conditions:
+  
+  The above copyright notice and this permission notice shall be included in all
+  copies or substantial portions of the Software.
+  
+  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+  SOFTWARE.
+*/
+#include "Arduino.h"
+#include "Pangodream_18650_CL.h"
+
+Pangodream_18650_CL::Pangodream_18650_CL(int addressPin, double convFactor, int reads)
+{
+    _reads = reads;
+    _convFactor = convFactor;
+    _addressPin = addressPin;
+    _initVoltsArray();
+}
+
+Pangodream_18650_CL::Pangodream_18650_CL(int addressPin, double convFactor)
+{
+    _reads = DEF_READS;
+    _convFactor = convFactor;
+    _addressPin = addressPin;
+    _initVoltsArray();
+}
+
+Pangodream_18650_CL::Pangodream_18650_CL(int addressPin)
+{
+    _reads = DEF_READS;
+    _convFactor = DEF_CONV_FACTOR;
+    _addressPin = addressPin;
+    _initVoltsArray();
+}
+
+Pangodream_18650_CL::Pangodream_18650_CL()
+{
+    _reads = DEF_READS;
+    _convFactor = DEF_CONV_FACTOR;
+    _addressPin = DEF_PIN;
+    _initVoltsArray();
+}
+
+int Pangodream_18650_CL::getAnalogPin()
+{
+    return _addressPin;
+}
+double Pangodream_18650_CL::getConvFactor()
+{
+    return _convFactor;
+}
+    
+/**
+ * Loads each voltage value in its matching charge element (index)
+ */
+void Pangodream_18650_CL::_initVoltsArray(){
+    _vs[0] = 7.800; 
+    _vs[1] = 7.848; _vs[2] = 7.896; _vs[3] = 7.944; _vs[4] = 7.992; _vs[5] = 8.040;
+    _vs[6] = 8.088; _vs[7] = 8.136; _vs[8] = 8.184; _vs[9] = 8.232; _vs[10] = 8.280;
+    _vs[11] = 8.328; _vs[12] = 8.376; _vs[13] = 8.424; _vs[14] = 8.472; _vs[15] = 8.520;
+    _vs[16] = 8.568; _vs[17] = 8.616; _vs[18] = 8.664; _vs[19] = 8.712; _vs[20] = 8.760;
+    _vs[21] = 8.808; _vs[22] = 8.856; _vs[23] = 8.904; _vs[24] = 8.952; _vs[25] = 9.000;
+    _vs[26] = 9.048; _vs[27] = 9.096; _vs[28] = 9.144; _vs[29] = 9.192; _vs[30] = 9.240;
+    _vs[31] = 9.288; _vs[32] = 9.336; _vs[33] = 9.384; _vs[34] = 9.432; _vs[35] = 9.480;
+    _vs[36] = 9.528; _vs[37] = 9.576; _vs[38] = 9.624; _vs[39] = 9.672; _vs[40] = 9.720;
+    _vs[41] = 9.768; _vs[42] = 9.816; _vs[43] = 9.864; _vs[44] = 9.912; _vs[45] = 9.960;
+    _vs[46] = 10.008; _vs[47] = 10.056; _vs[48] = 10.104; _vs[49] = 10.152; _vs[50] = 10.200;
+    _vs[51] = 10.248; _vs[52] = 310.296; _vs[53] = 10.344; _vs[54] = 10.392; _vs[55] = 10.440;
+    _vs[56] = 10.488; _vs[57] = 10.536; _vs[58] = 10.584; _vs[59] = 10.632; _vs[60] = 10.680;
+    _vs[61] = 10.728; _vs[62] = 10.776; _vs[63] = 10.824; _vs[64] = 10.872; _vs[65] = 10.920;
+    _vs[66] = 10.968; _vs[67] = 11.016; _vs[68] = 11.064; _vs[69] = 11.112; _vs[70] = 11.160;
+    _vs[71] = 11.208; _vs[72] = 11.256; _vs[73] = 11.304; _vs[74] = 11.352; _vs[75] = 11.400;
+    _vs[76] = 11.448; _vs[77] = 11.496; _vs[78] = 11.544; _vs[79] = 11.592; _vs[80] = 11.640;
+    _vs[81] = 11.688; _vs[82] = 11.736; _vs[83] = 11.784; _vs[84] = 11.832; _vs[85] = 11.880;
+    _vs[86] = 11.928; _vs[87] = 11.976; _vs[88] = 12.024; _vs[89] = 12.072; _vs[90] = 12.120;
+    _vs[91] = 12.168; _vs[92] = 12.216; _vs[93] = 12.264; _vs[94] = 12.312; _vs[95] = 12.360;
+    _vs[96] = 12.408; _vs[97] = 12.456; _vs[98] = 12.504; _vs[99] = 12.552; _vs[100] = 12.600;
+}
+
+int Pangodream_18650_CL::getBatteryChargeLevel()
+{
+    int readValue = _analogRead(_addressPin);
+    double volts = _analogReadToVolts(readValue);
+    int chargeLevel = _getChargeLevel(volts);
+    return chargeLevel;
+}
+
+int Pangodream_18650_CL::pinRead(){
+    return _analogRead(_addressPin); 
+}
+
+int Pangodream_18650_CL::_analogRead(int pinNumber){
+    int totalValue = 0;
+    int averageValue = 0;
+    for(int i = 0; i < _reads; i++){
+       totalValue += analogRead(pinNumber);
+    }
+    averageValue = totalValue / _reads;
+    return averageValue; 
+}
+/**
+ * Performs a binary search to find the index corresponding to a voltage.
+ * The index of the array is the charge %
+*/
+int Pangodream_18650_CL::_getChargeLevel(double volts){
+  int idx = 50;
+  int prev = 0;
+  int half = 0;
+  if (volts >= 12.6){
+    return 100;
+  }
+  if (volts <= 7.8){
+    return 0;
+  }
+  while(true){
+    half = abs(idx - prev) / 2;
+    prev = idx;
+    if(volts >= _vs[idx]){
+      idx = idx + half;
+    }else{
+      idx = idx - half;
+    }
+    if (prev == idx){
+      break;
+    }
+  }
+  return idx;
+}
+
+double Pangodream_18650_CL::_analogReadToVolts(int readValue){
+  double volts; 
+  volts = readValue * _convFactor / 1000;
+  return volts;
+}
+
+double Pangodream_18650_CL::getBatteryVolts(){
+    int readValue = analogRead(_addressPin);
+    return _analogReadToVolts(readValue);
+}
diff --git a/.pio/libdeps/esp32dev/18650CL-master/src/Pangodream_18650_CL.h b/.pio/libdeps/esp32dev/18650CL-master/src/Pangodream_18650_CL.h
new file mode 100644
index 0000000..d38b0ed
--- /dev/null
+++ b/.pio/libdeps/esp32dev/18650CL-master/src/Pangodream_18650_CL.h
@@ -0,0 +1,94 @@
+/*
+  MIT License
+  
+  Copyright (c) 2019 Pangodream
+  
+  Permission is hereby granted, free of charge, to any person obtaining a copy
+  of this software and associated documentation files (the "Software"), to deal
+  in the Software without restriction, including without limitation the rights
+  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+  copies of the Software, and to permit persons to whom the Software is
+  furnished to do so, subject to the following conditions:
+  
+  The above copyright notice and this permission notice shall be included in all
+  copies or substantial portions of the Software.
+  
+  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+  SOFTWARE.
+*/
+
+/* 
+ *  18650 Ion-Li battery charge
+ */
+  
+#ifndef Pangodream_18650_CL_h
+#define Pangodream_18650_CL_h
+
+#include "Arduino.h"
+
+#define DEF_PIN 34
+#define DEF_CONV_FACTOR 1.7
+#define DEF_READS 20
+
+/*
+ * 18650 Ion-Li battery charge
+ * Calculates charge level of an 18650 Ion-Li battery
+ */
+class Pangodream_18650_CL {    
+  public:  
+    
+    /*
+    * Constructor
+    * @param addressPin, ADC pin number where the voltage divider is connected to
+    */
+    Pangodream_18650_CL(int addressPin);
+    
+    /*
+    * Constructor
+    * @param addressPin, ADC pin number where the voltage divider is connected to
+    * @param convFactor, Convertion factor for analog read units to volts
+    */
+    Pangodream_18650_CL(int addressPin, double convFactor);
+    
+    /*
+    * Constructor
+    * @param addressPin, ADC pin number where the voltage divider is connected to
+    * @param convFactor, Convertion factor for analog read units to volts
+    * @param reads, Number of reads of analog pin to calculate an average value
+    */
+    Pangodream_18650_CL(int addressPin, double convFactor, int reads);
+    /*
+    * Constructor
+    */
+    Pangodream_18650_CL();    
+
+    /*
+     * Get the battery charge level (0-100)
+     * @return The calculated battery charge level
+     */
+    int getBatteryChargeLevel();
+    double getBatteryVolts();
+    int getAnalogPin();
+    int pinRead();
+    double getConvFactor();
+       
+  private:
+
+    int    _addressPin;               //!< ADC pin used, default is GPIO34 - ADC1_6
+    int    _reads;                    //Number of reads of ADC pin to calculate an average value
+    double _convFactor;               //!< Convertion factor to translate analog units to volts
+    double _vs[101];                 //Array with voltage - charge definitions
+    
+    void   _initVoltsArray();
+    int    _getChargeLevel(double volts);
+    int    _analogRead(int pinNumber);
+    double _analogReadToVolts(int readValue);
+    
+};
+
+#endif
\ No newline at end of file