The 21-inch-by-44-inch Super Starter Heat Mat increases root zone temperatures 10 to 20 degrees Fahrenheit above ambient temperatures.
Raising root zone temperatures improves seed germination and plant cutting success rates. This 120-volt mat is water-resistant and insulated to promote uniform heating. It includes an integrated power cord and a one-year warranty. Operates at 0.8 amps and 97 watts.