The hot plate is compact in size, which makes the item easy to store when not being used. There is an adjustable thermostat reaching temperatures of 100 - 450 degrees Fahrenheit. The wheels are made of rubber. The material is made of aluminum and stainless steel. - Aluminum/Stainless Steel - Length 9 in - Width 6 in - Height 5 in - Volts 110 - Watts 715 - Amps 6-1/2 - Hz 60 - Sold per each