Rated Voltage: 7.4V

This product includes a rechargeable lithium battery with a capacity of 2200mAh, featuring five adjustable heat settings, and a charging unit.
 

Product advantages

1. Helps improve blood circulation, reduce lower back pain, provide warmth to the kidneys, support the lumbar spine, and ease menstrual discomfort.

2. Using high-tech bio-thermal fiber as the heating element.

3. Equipped with far infrared function. (Radiates 5-12um far-infrared wavelengths upon power-up.)

4. Surface temperature: Between 38℃-65℃.