The bottom surface is made of iron. Temperature: Up to 300°C. Equipped with heating elements from the top and bottom surfaces. Accommodates a 60*40 tray. Digital display. Internal oven lighting. Power: 3.2w. Voltage: 220v. Frequency: 60Hz. Internal oven dimensions:- Length: 40 cm. Width: 60 cm. Made in: China. Category: Ovens.