Detailed Product Description:Features:" Model: ECO-688" 4 in 1 air cooler / heater / purifier / humidifier. " Remote control and panel control. " Activated carbon filter. " Germ-free cooling by rotating water curtain. " Large anti-bacterial water tank. " Purify and sterilize air by generating negative ion. " Hi-tech PTC heating element assures a safe and quick heating with 2-power option (1,000W / 2,000W). " Two choices of airflow directions. " Three selections of fan speed. " Up to 7.5 hour timer. " Easy to operate and very convenience to moving around with casters. " Cozy feeling with fireplace simulation. " Function code for MF-688 series: A: cooling; D: heating; T: ice box (drawer) (You may combine different functions). " According to CE / GS standards. " Technical reference data: - Rated voltage: 220 240V, 50Hz, 110V, 60Hz- Rated power: 75W (cooling), 2,000W (heating).- Anion amount: 2