Diamond pattern cooking surface protects the nonstick coating and helps keep foods from stickingVariable temperature settings from keep Warm 176 Degree to 400 DegreeTitanium and ceramic enhanced triple-layer nonstick coatingConvenient lid for speedy cooking and steaming, also prevents oil splatterSold separately, this unit has a takoyaki plate accessory (ea-ybc01), which can make up to 26 large takoyaki at a time