The NeuroTrac Rehab is both a TENS and EMS Device featuring a remote switch. Best for Muscle Conditioning & Strengthening as well as pain relief. The NeuroTrac Rehab is a technologically advanced device for pain relief and rehabilitation. It is compact, lightweight, and reliable for treating muscle pain and chronic pains as well as helping muscle rehabilitation. There are 10 Preset TENS and 10 Preset Neuromuscular Stimulation Programs including 3 customizable Programs It works on the Digital Dual Channel technology and features a remote switch that allows the user to manually trigger stimulation for muscle contraction, unlike the automatic contract cycles built-in more classic EMS devices. The device can be used for treating all kinds of muscle pains including arthritis, back pain, sciatica, chronic pain, headaches, and any other part of the body like the leg, back, shoulders, neck, etc. The device is safe to use due to its built-in open electrode detector which will reset the output current to zero in case of the open circuit on the device.