Capacity cooling 9000 btu/hr capacity cooling, min - max 3,999 ~ 9,998 btu/hr capacity (cooling, kw) 2.64 kw capacity cooling, min 1.17 ~ 2.93 kw energy efficiency eer cooling 2.87 w/w eer cooling 9.79 btu/hw noise level noise level indoor, high/low 37 / 21 dba noise level outdoor, high/low 50 dba electrical data power source(φ/v/hz) 1 / 220-240~ / 50 power consumption cooling 920 w operating current cooling 6.5 a moisture removal (l/hr) 1.0 l/hr air circulation cooling 8.0 m3/min refrigerant r410a outdoor unit (anti-corrosion fin) air direction control (up/down/left/right) air flow control step (cool/fan) 5/4 air purification auto clean (self cleaning) filter cleaning indicatior display on/off beep on/off 24-hour timer auto restart operating mode fast cool good sleep dehumidification fan mode quiet warranty: 2 /20 years