Humidifying Tray & Tabletop Pot Delicious Maruyama Giken [Tabletop Pot] Surface Treatment: Enamel finish Material: Copper plate for enamel (Bottom thickness 0.5mm) Dimensions: 23.5cm Capacity: 3.2L [Heating Tray] Rated: AC100V 320W This is a set of a humidifying tray and a tabletop pot. Made by Maruyama Giken, a manufacturer in Tsubame City, Niigata Prefecture. The tray has only been tested for power. It can heat and keep warm. The instruction manual is missing. There are scratches (see image 4). Unused. The outer box has deteriorated due to aging, but it will be packed as is.