➤ Intelligent Constant Temperature Design: After setting the highest temperature for 5 minutes, the device will automatically switch to the medium temperature due to the heating system's protection mechanism. ➤ Advanced Heating System: Utilizes an upgraded high-quality fiber heating plate for rapid and safe heating. Note that it does not come with a 7.4V rechargeable battery, providing stable heating power, durability, and ensuring your comfort and warmth. ➤ Zoned Temperature Control: Equipped with dual temperature control switches for the abdomen and buttocks, heating the abdomen and buttocks separately for comprehensive warmth and effectively promoting blood circulation. Each button can be operated individually or simultaneously. ➤ Three Temperature Settings: Equipped with high, medium, and low temperature settings of 131℉, 122℉, and 113℉ respectively, allowing you to easily adjust to the most comfortable temperature according to your needs.