Relax and feel the instant relief of our Swan shape massager for your tense shoulders, stiff neck or sore back. If you have ever had a professional treatment, you know the key to relaxing is to massage away 'knots' and tight muscles. This electronically powered massager allows you to do this for yourself at home and is available any time. Simply position the head on any tender area and allow the gentle vibrations to provide a deep massaging effect. Suitable for use under or over clothes and can be used via the cord or cordless with 4 AA batteries (not included). 14 1/4" or 36 cm long. If you have a pacemaker please check with your doctor before use.