Nitori Steam Humidifier, Compatible with Aroma Oil For 7 tatami mats (approx. 11.5 square meters). Used for 2-3 weeks. The aroma tray is unused. A new evaporation cloth will be included. - Suitable for reinforced concrete rooms up to 7 tatami mats (4 tatami mats for wooden structures) - Continuous operating time: Approximately 7 hours (on average in strong mode) - Doesn't get hot even if spilled - Quiet operation, suitable for bedrooms - Easy water filling, just open the lid and pour - Easy to clean water tank A 2.1L capacity steam humidifier for 7 tatami mats, with a quiet design to provide comfortable humidity. - EFIL: DAY Value No. 34 - Capacity: 2.1L - Applicable area: 7 tatami mats - Power consumption: Approximately 6.5W - Function: Steam humidifier Please refrain from purchasing if you are looking for a perfect product or are overly concerned about minor details, as this is a used item. Thank you!