1Adjustable Fit: The neck heating pad has three buttons, can be used to adjust the tightness for maximum comfort, fit for different neck circumferences. 2Consistent Warmth: Equipped with a fixed function, the neck heating pad delivers constant heat, effectively warming the neck to provide relief from discomfort or chill. 3Flexible Power Options: Plug into a socket or portable power source (not included) for use at home, in the car, or while traveling. Must remain plugged in during use. Not rechargeable. 4Comfortable Fabric: Crafted from soft velvet, this heating pad offers a luxurious and calming feel, allowing you to wear it during nap time or relaxation periods for added comfort and warmth. 5Timer and Temperature Settings: The heating pad has timer and temperature adjustment options, you choose between 30, 45, or 60 minute timers and select heating temperatures of 45C, 55C, or 65C. 1 xNeck Heating Pad 1 x USB Cable