Build in ultra low noise linear LDO voltage regulator
Built-in onboard filters, which reduce noise from motor and other high current electronics
You can easily select two I2C address for MPU6050 by soldered jumper
The digital compass that’s usually based on a sensor called the magnetometer and provides mobile phones with a simple orientation in relation to the Earth’s
magnetic field. As a result, your phone always knows which way is North so it can auto rotate your digital maps depending on your physical orientation