Product details:
The same technology used by beauty salon & spas is now available for home use and for a fraction of the cost. Adjustable 5 speed vibration and the needle length (0.25mm-2.5mm). It comes with 2 back-up batteries, 2 pcs of 12-pin & 10 pcs of 42-pin needle cartridges. It is wireless, also works plugged in.