Colour: Black Dim.: 10.5*2.5cm 4 Head are replaceable A petite, 10cm (4inch) size makes it perfect for travelling, and it's nice and quiet for discreet use. Easy to use, a simple twist control at the base makes it foolproof, and ready to make you feel good. Simply the best mini massager in the world and this one is watertight! Requires 1 AA battery...