AMACO-This handy countertop oven is perfect for warming/baking polymer clays or any craft product requiring heat up to 300 degrees fahrenheit or 149 degrees celsius. It includes a 30 minute timer to prevent over-baking and FREE projects with the instruction book. Operates on standard household current. Stainless steel. Outer dimensions: 16Wx8.25Hx10.25D. Inside dimensions: 11x7.5x5 from the tray to the top. Made in China.