Do not use this device under any circumstance if you have a cardiac pacemaker, implanted defibrillator, or other implanted metallic or electronic device. Do not use during pregnancy. If you are currently in the care of a physician, consult your physician before using this device.
Refer to user manual for additional warnings and important usage instructions. 1. Snap the control unit to the electrode pad, and turn the power on. 2. Remove the backing from the pad adhesive. 3. Apply to back directly where it hurts. Adjust the intensity level up or down until you experience optimal relief.