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Battery=Single battery host

If you feel unwell after use

Applicable scene: Relieve acid and cold

Elektrisk Infraröd Uppvärmning massage vibrationsterapi smärtlindrimg för bla..Knä. ben armbåge null especially sparse partsOverview: 1. Comfortable vibration massage relieves joint pain, muscle stiffness and joint swelling. 2. The knees, shoulders and elbows are ergonomically designed and can be fixed on any joint. 3. The rechargeable lithium ion battery allows for full portability and can provide relief on the go. 4. The optional heat further relieves the knee, shoulder and elbow joints. 5. Hyperthermia, magnetic therapy and vibration massage work together to promote