Double-Lid Rice Cooker - Black This is a cooking device for cooking rice in the microwave. You put in rice, add water (about 1.3 times the amount of rice), soak for 30 minutes, and then cook in the microwave. It's convenient when you want to eat warm rice quickly. Type: Microwave cooking utensil Material: Ceramic Compatible heating equipment: Microwave compatible Features: Double lid, with handle Use: For cooking rice Size: Medium Length: Approximately 12cm Diameter: Approximately 21cm (including handle) Measuring cup, box, and instruction manual are not included. It has been used very little. It has been stored at home. Please check the images and understand before purchasing. Thank you for looking.