USB Itching Removal Instrument

Most of you use this before right?
I never know people are so innovative
Yea! They come out an idea with USB Itching Removal Instrument!

It is integrated with electronic and optical spectrum technology.
The main function is a mosquito bite quickly itching removal and swelling, auxiliary treatment of skin surface scratches and whelk
It does not have any chemicals to restrain or kill bacteria and viruses rapidly.
It doesn’t have any toxic reaction or adverse effect to the human body.
If you use this product after bite by insects such as mosquito, bee, flea, louse etc., the tumescence will be eliminated in a short time so as to avoid chafing.
Suitable for home, travel and field work etc. all kinds of people use.
It is USB powered or 4 x AAA batteries

I want this badly
Malaysia is full of insects and bacteria!!!!
I am not sure whether it is available in Malaysia
But the price in the market is US$15.00