💪 Unleash Your Inner Strength with Every Pulse! Built-in lithium battery with USB charging for on-the-go therapy. Simultaneously treat two areas or share the relief with a friend. Experience professional-grade pain management at your fingertips. Choose from 24 customizable modes to target specific muscle groups. Includes everything you need for a comprehensive pain relief experience. 24 Modes Dual Channel Control Rechargeable Battery The Beauenty Dual Channel TENS EMS Unit is a compact, rechargeable physiotherapy instrument designed for effective pain relief. With 24 customizable modes and dual channel functionality, it allows simultaneous treatment for multiple areas, making it perfect for personal use or sharing. The device is portable, featuring a built-in lithium battery that can be charged via USB, ensuring you can manage pain relief anytime, anywhere.