Ultrasonics Mosquito net / Ultrasonics Mosquito net

we open windows, but leaves mosquito nets shut due to annoying mosquitoes. The mosquito net that we normally use is full of defects. It disturbes to secure sight, and shut off sunlight incoming. In addition, lots of dusts gets stuck into this net, and this is very bad for ventilation. This product is designed to solve all these problems. Based on a study research which proves that mosquitoes can be eliminated by non-harmful sound wave, this net eliminate mosquitoes by spraying a sound wave which mosquitoes hate. By using this new net, through windows without nets, we will be able to see clear and beautiful landscape without any interruption.