Connect your Mirka electric power tools to the MyMirka app to access additional functionalities for health & safety as well as productivity and finishing quality. Vibration Exposure indicator Avoid hand-arm vibration syndrome (HAVS) by monitoring both your current and daily vibration exposure during sanding and polishing. Fixed speed setting Standardize the sanding and polishing process by locking the running speed of your Mirka battery tool to your chosen RPM. Auto-stop setting Standardize the sanding and polishing process by setting the maximum runtime of your Mirka battery tool. Speedometer Measure the current speed at which your tool is running.