1.Fast Heating Pad - Using the newly upgraded technology, heating is more uniform, and the portable electric heating pad device uses USB to charge, which is more convenient. 2.Adjustable Massage&Heating Settings - switchable temperatures can prevent you from high temperature burns. All the pad can do is to give you a comfortable massage and Relaxation. 3.Cordless Heating Pad Rechargeable - This cordless heating pad can free your hand easily with its rechargeable battery. Charging it for about 3-4 hours to full power. You can use this back heat pad in bed, working, cooking, indoor or outdoor anytime anywhere. 4.High-quality and Widely Application - The heating pad with adjustable adopts the high-grade and durable materials for long-term use which has softer touch sense ,especially great for warming Waist, Abdomen, Stomach, Arthritic.