Bond No. 9 Signature Parfum Spray - 50ml/1.7oz

Developed by the lead inventor of Sonicare, Clarisonic uses patented sonic technology to gently yet deeply cleanse pores of environmental toxins, makeup and bacteria--without abrasion or harsh chemicals. Unlike superficial cleansing, Clarisonic removes greater than six times more makeup and actually increases product absorption. Skin is demonstrably hydrated, more even-textured, and suffused with a beautiful glow.

This beauty product is 100% original.

Using IO trigger for at least 10us high level signal

The Module automatically sends eight 40 kHz and detect whether there is a pulse signal back

IF the signal back, through high level ,time of high output IO duration is the time from sending ultrasonic to returning. Test distance = (high level time velocity of sound (340M/S) /2

Power supply :5V DC, quiescent current : ...