① Tea ceremony utensils: Charcoal-style electric heater. Operation confirmed. Manufacturer: Nonoda Shoten Co., Ltd. ② Temperature settings: 3 levels 200W, 300W, 500W ③ Size: See photos 5 and 6 ④ Please make your judgment based on the photos. ⑤ Even during negotiations, priority will be given to the person who purchases first.