Fangrui Product Details Multi-functional Therapy: This Device Offers 8 Distinct Modes To Cater For Different Muscle Stimulation And Relaxation Needs, Including Tens For Pain Relief And Ems For Muscle Enhancement. Digital Acupuncture: Experience The Benefits Of Acupuncture Without Needles. The Digital Simulation Provides Precise Treatment For Body Rejuvenation And Pain Relief. Advanced Physiotherapy: Ideal For Treating Chronic Pain, Arthritis, Joint Pain, And Sports Injuries. It Enhances Blood Circulation And Supports Muscle Recovery. Compact And Portable: Designed For Both Home And Travel Use, This Slim Machine Is And Easy To Carry Along, Enabling You To Maintain Your Therapy Routine Anywhere. Specifications: Range Week: Massage For 10 Hours Graphene, Conductive Cord, Electrode Gel Patch Maximum Output Power: 80mv Output Frequency: 1-330hz Input Voltage: Dc5v==200ma Power Supply Voltage: Dc3.7v Battery Capacity: 180mah Due To Different Batches, There May Be Differences In Product Appearance And Printed Text, Which Not Affect U