This Speed Gun Laser Meter can be used to measure the speed of objects with your smartphone. You can use the app to measure, for example, the speed of pedestrians or passing cars.
Usage
1) Select the distance to the object.
2) Hold the smartphone steady and in the same position and move the crosshairs over the moving object.
3) Thats it! You will see the current speed and the average speed of the object.
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