The Massage Mouse® - This massage unit approximately the size of a computer mouse. The compact design allows the unit to be easily placed near you while you experience your massage. It is easily operated using an On/Off switch located on the side. This switch also adjusts the intensity. The Mode button located on the top switches between the four modes that The Massage Mouse® has to offer. The "ears" allow this unique massager to also double as a document holder. It's an electronic hands-free massager used to relieve back, leg, neck, and shoulder stiffness or fatigue and is available in two colors, platinum or titanium. It runs by 9V battery (included) and it's powerful. Included: The Massage Mouse® unit, (1) set of pad wires, (1) set of large pads, (1) set of small pads, 9V battery