Drive out mosquito with ultrasonic wave
Tolak Nyamuk is an electronic insect repellent. It is specifically a computer application to drive away mosquitoes.
This application works by generating a high frequency ultrasonic waves, the frequencies that are not easily heard by human ears, but sensitive to certain animals, such as mosquitoes that often interfere in front of your computer.
This application is capable of producing high frequencies with a range between 20KHz to 32KHz. In order for the wave frequency can be produced, your computer should have speakers installed.
When you run the application, you will hear a low tak-tak sound.