[3 Adjustable Modes & Battery Life] The portable heating pad offers 3 heat levels and 3 vibration intensity settings that can be used together or separately. The temperature range is from 113°F to 149°F. Equipped with 2 powerful motors, the back massager allows for customizable massage intensity and 3 vibration levels. Powered by a 5000mAh rechargeable battery, it lasts up to 8 hours on low setting on a full charge. <br>Customer Satisfaction Guarantee: This heated back belt is the perfect health gift for men or women for birthdays, Mother's Day, Father's Day, Thanksgiving, or Christmas. If you have any questions about product quality or suggestions for improvement, please feel free to contact us and we will respond within 12 hours. <br>Breathable Fabric & Accessories: Made of lightweight, breathable fabric that is soft and stretchy and provides excellent heat retention. It measures 45.6x7.1 inches and comes with two additional shoulder straps, including a long extension strap that comfortably fits waist circumferences up to 60 inches. A self-adhesive hook and loop system ensures the belt stays securely in place. A 1-meter Type-C USB data cable is included in the package. Note: Requires a 5V 2A charging adapter (not included). Portable Design and Simple Controls: Completely cordless and easy to carry, our heating pad allows you to move freely without being restricted by a power cord. Simply press and hold the side power button to turn the device on or off. Once activated, the illuminated screen allows you to easily adjust the temperature and massage settings by tapping the corresponding buttons. For added safety, the locking button prevents accidental changes and ensures consistent control. [Multi-Function Heating Belt] This multi-functional portable heating belt can be used on the waist, shoulders, abdomen, back, legs, and knees. It helps relieve muscle tension in areas such as the shoulders, waist, lower back, thighs, and legs, providing ultimate comfort. In addition, it can also be used as a cordless heating pad to relieve menstrual pain, providing soothing warmth for women during special moments.