Deep penetration heat: Long-lasting relief by adding an industry-leading graphene fabric layer. 10-12? The infrared wavelength of m allows heat to penetrate deeper muscles and joints. Far-infrared technology is ideal for pain relief, helping to relieve tension in various muscle groups while relieving muscle spasms and speeding up blood circulation. LED controller: Personalize your treatment. The ergonomic LED controller has 6 heating settings, from warm to high, and is available according to your needs. Our back heating pads are designed to relieve back pain and feature a precise temperature control system with three timer settings (1, 1.5, 2 hours) that automatically turn off after two hours. Versatile and reliable: made of unique embossed printed mink and soft fleece fabric, it offers a stylish option. You can use it in the office, sofa, bed, at home or in the gym. The versatile design of our heating pads can be comfortably applied to the shoulders, neck, joints, waist and abdomen. Reliable choice: Safe and reliable, our heating pads have an automatic shut-off function and have passed multiple safety inspections and manufacturing standard tests, including UL130 compliance. Fast and stable heating at 122F for 12 minutes and 140F for 20 minutes (up to 149F), reaching the industry-leading level. The use of the PTC/NTC hotline provides the perfect temperature for a relaxing experience while ensuring overheating protection