Tech-Med Tens Unit Each 6025 by Dukal GROUP: Orthopedic & Physical Therapy:Physical Therapy :Equipment Item Description: 9V Battery Re-charger (for TENS Unit) Packaging Desc: 9V Battery Recharger Country of Origin: Harmonized Tariff Code: Product Description: The application of the Tens Unit relieves chronic pain, alleviates acute pain caused by surgery or trauma, reduces edema, and promotes blood circulation. The Tens Series features no pain generated in usage, immediate pain relief, and there is no limitation on age or gender. It is also available for two people to use simultaneously.