Heat Therapy for Pain Relief - The large back heating pad (60x100CM) helps to relieve pain in joints, muscles and soft tissues, to reduce stiffness in muscles and joints as heat therapy or simply to keep you warm on cold days. Many people use heating pads to relieve neck pain, back pain, muscle pain, symptoms of arthritis, and menstrual cramps.Fast heat-up & 3-step heating temperature - Fast heating-up within 3 seconds, 3-step heat setting ranging from 45-70, allows you to choose the desired heat for different needs The long power cable (2m) allows you to move freely while you relax with the wrap. Overheating protection & auto off - the heating coil was covered with a PVC insulating layer, no burning with overheating protection plus 120 minutes auto shut-off function, which make the heated jacket safe and worry-free for use overheating protection guarantees you a safe and comfortable sleep. The 120 minute timer setting helps you to save energy and prevents excessive warming, so you can enjoy the soothing warmth without any safety concerns.Super cozy flannel & hands-free design - The skin-friendly flannel is elegant in texture and soft to the touch, and helps the heating wire to distribute the heat more evenly. 3 magnetic closures and 2 straps design help you to adjust the size of the pad of the neck and back piece, well to lock in the heat while you are wearing it easily.Safety & Washable - the heating pad has received CE and GS certification and complies with Ko-Tex standards, which shows the quality is both machine washable and hand washable, so you always have a clean and warm heating pad.