The Ferry Morse KHM-8 Seed Starting Heat Mat is a black PVC heat mat measuring 10″ x 20″ with a 17.5W power consumption and a 6-foot power cord. It is designed to provide warmth and promote seed germination in hydroponic systems. The mat is waterproof and UV-stable, making it durable and suitable for outdoor use. With its heated function and 120V voltage, this heat mat from Ferry Morse is an essential tool for gardeners and outdoor enthusiasts looking to speed up the seed starting process in their yard or garden.