Brand Name: SUOLAER Hand Instrument: Yes Voltage: none Electronic: Yes Power Supply: Direct Current Is Batteries Included: Yes Origin: Mainland China Material: ABS Item Type: Massage & Relaxation Application: BODY type1: Portable Neck Massager type2: EMS Cervical Vertebra Massage type3: Neck Back Leg Muscle Stimulator type4: LCD Display EMS Neck Stretcher type5: Neck Cervical Massager type6: Mini Cervical Massage Stickers type7: EMS Pulse Muscle Stimulator type8: Tens Relief Pain Body Relax type9: Mat Replacement type10: Body Massager type11: Electric Neck pads Eletric muscle stimulator: Muscle electrostimulator muscle stimulation electrodes: Muscle stimulator electrodes ems muscle stimulation: Electrical muscle stimulator body massage apparatus: professional muscle electrostimulator Low frequency massager: professional muscle stimulator professional electric body massager:: Neck and back massager foot massager machine: hand massager Meridian massage tool: cervical and back massage Choice: yes semi_Choice: yes