TENS Unit Rechargeable Muscle Stimulator EMS Quad Channel with 10 Reusable Electrode Pads 16 Modes 20 Intensities for Back Neck Pain Muscle Therapy Pain Management Pulse Massager INSMART Voice Control: Wireless Apple CarPlay

Voice Control: Wireless Apple CarPlay screen has a built-in microphone and supports Siri/Google Assistant to play music

More length optional for achieving any hairstyles

Its corrugated handle design makes it non-slip in use

Anti-misoperation Setting: Touch the button to automatically lock after charging for 30 seconds to prevent misoperation

Probe Diameter: 5

TENS Unit Rechargeable Muscle Stimulator EMS Quad Channel with 10 Reusable Electrode Pads 16 Modes 20 Intensities for Back Neck Pain Muscle Therapy Pain Management Pulse Massager INSMART Voice Control: Wireless Apple CarPlayINSMART TENS machine is safe, non invasive, drug free method of pain relief and pain management. It utilizes reliable TENS therapy method and imitates manual massage to help boost blood circulation and relief back pain, general pain, neck pain, muscle pain. Easy home use designed, allowing you to use it at home, office and during travel conveniently. 4 Output Ports, 4 individual outputs, each port can be individually adjusted for mode and intensity