Beurer Electrodes for EM40 / EM41 / EM49 / EM80 / EM95, 45 × 45 mm, 8 pcsThe Beurer EM device is a home use electrical stimulation device designed for: Pain relief (TENS) Muscle stimulation and activation (EMS) It works by delivering gentle electrical impulses through adhesive electrodes placed on the skin. These impulses target nerves or muscles in areas such as the back, neck, shoulders, arms, legs, and joints. The device is commonly used for muscle pain, tension, post exercise recovery, and mild chronic discomfort, all