Enjoy soothing vibrations anywhere you go with this cordless massager. Powered by a whisper-quiet motor, the Wanachi Massager is the premier choice for revitalizing tired muscles. Choose a speed that's right for you and enjoy the freedom of wireless stimulation. The relaxing vibrations relieve tension and reduce muscle fatigue, giving your aching body the recharge it deserves. The overall length of the Mini Wanachi is 8". Two AA batteries, not included, are required for relaxing vibrations. Whether at home or traveling, this massager is priceless!