Description: Battery Efficiency Monitoring- In this tutorial, you will learn how to monitor the efficiency of a 12v Battery using Arduino, 0 to 25v voltage sensor, HC-05 Bluetooth Module, RTC DS3231 Real... Read more »
Description: In this tutorial, you will learn how to make your own wireless battery voltage monitoring system using Arduino, Bluetooth module and an Android cell phone. This wireless battery voltage monitoring system... Read more »