repel mosquito

chứa siêu âm từ 15kHz-22kHz, có thể đẩy lùi côn trùng (ví dụ: muỗi)

this application contain ultra sound from 15khz - 22khz

don't be scare because the sound will not hurt your ear. it's just for repel away the insect such as mosquito, etc

I just tried tested with mosquito.

for activated the program, you can press on - off button in the center then, press the frequency : 15-19khz for mosquito. if you want run the program at the background you can press home button, and press back button / search button to quit the application.

if there any bugs please let me know clearly, so I can replicate the problem, and make a solution.

this is a full version application not a demo, and it's free.