Far-infrared hot heater M size, brown, gently warms pets. - Brand: MARUKAN - Product Name: Far-Infrared Soft Hot Heater M - Size: M - Color: Brown - Power Source: AC Adapter Mat dimensions: 31cm (length), 24.5cm (width) Power cord length: Approximately 190cm Purchased last season in 2024 and made ready for use, but it was stored away unused. There is some color transfer from items stacked with it, so it is listed as "slightly scratched or dirty," but it has not actually been used. The color transfer is on both sides of the surface. It is shown in the last two photos. Power-on tested. The box was disposed of after purchase. Please understand the above before purchasing.