MASSAGE HEADS . Point Massager Yes (for shiatsu-type massage--ideal for relaxing shoulders) Massage Roller Yes (for stroking massage to relax the back and lower back) Wavy Surface Yes (for gentle treatment of the arms and legs) OTHER FEATURES . Reach Easy Design Yes (with Flex Head) Head Vibration Distance .08" (2mm) Vibration Rate Strong: Approx. 6,300 times/min. Gentle: Approx. 5,000 times/min. GENERAL . Power Source AC 120V, 60Hz Power Consumption 3W SPECIFICATIONS . Dimensions (H x W x D) 18.5'' x 3.3'' x 7.1'' Weight 1.66 lbs