Simple Battery Monitor / Meter

Simple Battery Monitor measure Battery Level, Temperature, and Voltage. (Battery Meter)
Press "Start" button to start measuring Battery Level, Temperature, and Voltage.
Real-time graph of Battery Charge Level(x), Temperature(y), and Voltage(z) is supported.
Unit of Battery Charge Level is % (Percent).
Unit of Battery Temperature is ℃ (Celsius).
Unit of Battery Voltage is V (Volt)
You can also watch Battery Level in Notification drawer and Status Bar Icon.