Copper Condenser: Blue Star Window ACs offer unsurpassed cooling thanks to its highly efficient rotary compressor and are fully loaded with features such as sleep mode and anti freeze thermostat.Capacity: 1.5 Ton Suitable for medium sized rooms (111 to 150 sq.ft) Comfort Sleep, Modes - (Auto/Cool/ Fan/ Dry), Turbo Cooling, 2D Swing, Air Flow Direction Control Special Features: Evaporator Fins-Hydrophilic Blue, High Energy Efficient Rotary Compressor, Energy Saver, Turbo Cool, Humidity Control (Dry Mode), 2D Swing, Night Glow Remote Buttons .Key Features: Noise Level: 56(db); Ambient Temperature: 52 degree Celsius