The Luv Touch compact control unit sends electrical impulses to the probe and can be used alone as a hand massager or together with the probe. To use the control as a hand massager, switch to IN mode. The oval center piece delivers the shock once your palm touches any other part of the metal. To use the power unit with the probe, switch it to OUT mode and connect the probes plug-in jack.
Measurements: Plug is approx. 3 inches in total length, 2.75 inches are insertable, and 3.125 inches in circumference at widest point
Material: ABS Plastic and Metalic Plating
Color: Black with Silver-Chrome
Note: Free mask included and uses 1-3V - CR2032 battery, also included