Wasn't sure such a small thing could do much, but the pressure wave suction surprised me — it teases without direct contact, which is exactly what I wanted. Fits in my hand easily and the compact size makes it easy to tuck away.
The size is what sold me — it fits in my palm and doesn't take up half the nightstand. The pressure-wave suction is surprisingly strong for something this compact, and it gets me there in minutes without any direct contact.