I'm selling this because I bought it for my cat, but with multiple cats, they kept fighting over it. I've only used it once. This heated mat has a timer function (2H/4H/8H) to keep your pet warm. - Size: 50x45cm - Features: 2H/4H/8H timer function - Color: Gray - Use: Heated pet mat - Included: Power cord, controller - Suitable animals: Small dogs, cats Thank you for looking.