This is the highest-end model in the RXT series. ○ Year of manufacture: 2021 ○ Condition of the product: Purchased new from an electronics retailer in December 2022 and used for one season in the living room. (The start-of-use sticker is still attached. See image 9) There may be some scratches, etc., from use, but it is still a product that can be used. Please check the images for details. Please purchase only if you understand that this is a used item. Dainichi Hybrid Humidifier HD-RXT921E9-WK White x Black HDRXT921E9WK Brand: Dainichi Humidification method: Hybrid (Warm air vaporization) Humidification capacity: 860.0 ml/h Applicable area (wooden construction): 14.5 tatami mats Applicable area (reinforced concrete): 24.0 tatami mats Tank capacity (L): 6.3 L Power consumption (W): 500.0 W Maximum noise level (db): 40.0 db Humidifier functions: Automatic operation, Timer function Safety features: Child lock, Automatic power shut-off device in case of tipping Width (mm): 375.0 mm Depth (mm): 210.0 mm Height (mm): 375.0 mm Cord length (m): 1.8 m Weight (kg): 5.1 kg Number of units: 1.0