Norco™ Mini Vibrator - Quality and convenience, in a portable vibrator. Ideal for scar massage, desensitization, muscle stimulation, oral stimulation and sensory re-education. Three natural silicone heads massage small muscle areas. Select the ball, spot or flat disc attachment most appropriate for the area being massaged. The cap massages broader muscle areas. This 5 (13cm) long, 5-1/2 oz. (156g) vibrator easily fits in a briefcase or other types of baggage for travel. Excellent for home use. Each head vibrates at 92 cycles per second with an amplitude of 0.06 mm. Included size C battery is easy to insert and remove. Includes a 90-day warranty.