This is a top-of-the-line Jiaiino FMV5400, manufactured in 2022. It's in excellent condition, having only been used a few times for test runs. Includes one full tablet and an unopened tablet. There is a slight scratch on the side from being rubbed against other items when it was set up, but it's only noticeable depending on the viewing angle. Please understand this and refrain from purchasing if you are overly concerned about this. The main unit has been tested with water and a tablet, and is confirmed to be working. Sold as-is, no returns. Ready to use immediately upon arrival. Includes the instruction manual. This is a top-of-the-line product that is not discounted even at major retailers. ◆ 2022 model, includes 2 bottles of tablets, instruction manual ◆ Main Features "Disinfection," "Deodorization," "Humidification," and "Dust Collection" all in one unit. ★ Disinfects airborne bacteria and bacteria attached to surfaces. ★ Deodorizes both airborne odors and embedded odors. ★ Delivers clean, ample moisture through humidification. ★ NEW filter captures airborne pollutants for dust collection. ◆ Specifications Type: Hypochlorous acid space disinfection and deodorization machine Maximum applicable floor area: ~21 tatami mats (～35m2) Filter type: HEPA Filter life: 5 years Noise level: 54dB Maximum airflow/min: 6m3 Installation type: Floor-standing Electricity cost: Approximately 1.9 yen Cleanliness Disinfection function: ○ Deodorization function: ○ PM2.5 removal rate: Captures 99% of particles from 0.1 to 2.5μm Main functions Humidification function: ○ Supported sensors: Odor sensor / Temperature sensor / Humidity sensor / Illuminance sensor Child lock: Supported Filter removal/suppression: Pollen / House dust / Airborne bacteria / Airborne viruses Other functions: Automatic cleaning function Applicable floor area目安※5～21 tatami mats (～35㎡) Purification time※6: 8 tatami mats (13㎡) in approximately 11 minutes Dust collection applicable floor area※7～26 tatami mats (～43㎡) Humidification applicable floor area※8: Prefabricated Western-style room: ～18 tatami mats (～30㎡) Wooden Japanese-style room: ～11 tatami mats (～18㎡) Rated humidification capacity※8: 650mL/h Estimated electricity cost (per day)※9: 4.8 yen