"1 / f fluctuation".
"1 / F fluctuation" included in the tone of a long time. It is scientifically defined as the sound of the natural world that people feel comfortable, such as the flow of Ogawa, the sound of the waves, and the song of the bird.
A flower and birds of the folks are scared and a cute sound while sparkling.
I feel fun. As the sound is not very big, you can use it with apartments. Install not only the entrance but also to your favorite door, such as each room or refrigerator.
Production area: Toyama Prefecture
Body size: Width 30 × depth 50 × height 105mm
Ornament: Brass Magnet with Magnet (Flower, Bird)
How to install: The back side is a magnet, so it is easily mounted if it is a door with a magnet. If the door to be installed does not stick with a magnet, the attached metal plate (with double-sided tape) is tape or attached to the attached nail.