Panasonic Chlorine Dioxide Space Disinfecting and Deodorizing Machine Ziaino F-ML4000B-H This is a new, unopened product. The color is dark gray. It's more compact than previous Ziaino models, fitting in an A4-size installation space. The disinfecting and deodorizing performance covers a floor area of 18 tatami mats (approximately 30 square meters), offering high capacity. It features an easy-to-wash flat tray, and the drain frequency is once a month, improving ease of maintenance. Please see the manufacturer's website for more details. https://panasonic.jp/ziaino/products/F-ML4000B.html *The warranty card is not filled out and is attached to the outer box. Please note that we cannot answer questions regarding manufacturer warranties or extended warranties. Also, we will not respond to comments regarding price negotiations.