==FREE FOR LAST DAY！Get It Now! ==
Do you know the level of the noise when your car is running?
Decibel Meter & Speed Test for Car, analyze your car’s performance through testing the noise and speed simultaneously.
+++++Features+++++
* Two speed display units: mph and kph(suitable for Car and Bicycle mode);
* Show top speed and average speed of both decibel and speed;
* Voice broadcast when the number is integer and remind when it’s over speed;