Certification:CE,RoHS,FCC Application:knee Model Number:Electric Knee Massager Item Type:Massage & Relaxation Material:Composite Material Size:Medium Brand Name:PASTSKY Origin:Mainland China Feature 1:Wireless Smart Kneecap Treasure Massager Feature 2:Hot Compress Knee Massager Relax Joint Feature 3:High-frequency Vibration Knee Massager Machine Feature 4:Relieve Stiffness Shoulder Elbow Massager Feature 5:Reduce Knee Shoulder Elbow Joint Numbness Feature 6:Knee Joint Effusion Edema Treatment Massager Feature 7:Laser Infrared Light Therapy Knee Massager Feature 8:Airbags Vibration Knee Massager Feature 9:Warm Compress Therapy Joint Swelling Massager Feature 10:Reduce Knee Shoulder Elbow Joint Soreness Feature 11:Old Cold Legs Knee Health Care Massager Feature 12:Rechargeable Knee Temperature Massager