Time to prepare early, winter is coming. Panasonic electric carpet, equivalent to 2 tatami mats, 490W, with room temperature sensor and timer. Interchangeable set type. - Size: Equivalent to 2 tatami mats (heater part: 176 cm x 183 cm) Please check the manufacturer's website for details: https://panasonic.jp/danbo/products/DC-2NKB1/support.html - Brand: Panasonic - Model Name: DC-2NKB1-C - Power: 490 W - Features: 2-sided switching (3 patterns), room temperature sensor, selectable 2/4 hour timer Released by the manufacturer in the fall of 2018, purchased around 2019, and used only occasionally, perhaps 2 or 3 times, only when guests visited. Stored at home for about 5 years, and not checked since being taken out of the box, so I have marked it as "slightly scratched or dirty." - Please refrain from purchasing if you are sensitive to used items. - Please be sure to read the profile before purchasing. - Please understand that this is a layman's inspection before purchasing. - Free shipping, anonymous Mercari delivery, shipped simply in the original box.