This CE, FCC, and RoHS certified electric heating pad is designed specifically for waist and abdominal use, delivering targeted relief for menstrual cramps and muscle stiffness. Featuring PI metal heating combined with far-infrared hot compress technology, it heats up within 3 seconds and maintains a consistent temperature for effective warmth. The pad promotes blood circulation and metabolism, alleviating discomfort from prolonged sitting and lumbar stiffness. With a 2-3 hour charging time and up to 2 hours of use, it is suitable for various daily activities including work breaks, exercise recovery, and travel, providing consistent therapeutic heat wherever needed.