Wireless Tens Unit is an intelligent upgrade to traditional transcutaneous electrical nerve stimulation devices, utilizing wireless technology for integrated control of the main unit and electrodes. Its compact and lightweight all-in-one design connects and controls via Bluetooth to a smartphone app, while maintaining a more ergonomic and invisible appearance. Users can work, walk, and even engage in light exercise freely during treatment, greatly enhancing privacy and daily convenience, making it a perfect fit for modern, dynamic lifestyles. The Wireless Tens Unit is used by office workers to relieve neck and shoulder pain, travelers to address back discomfort on the road, and athletes for post-race muscle recovery and daily pain management.