Features Inverter Compressor 70% Energy Saving 40% Faster Cooling Low Noise Cooling Cooling capacity 5.45 kW, 18600 Btu/h Compressor type twin rotary Refrigerant 410 SUMMARY Capacity: 18000 BTU Dimensions: (W X H X D)998 x 345 x 210 mm Compressor:Inverter Compressor With 10 Year Warranty Feature: Energy Saving & Fast Cooling CATEGORY Capacity-Cooling(Min~Rated~Max): 0.95~5.28~5.84 kW 3,250~18,000~19,910 Btu/h Power Input - Cooling (Min~Rated~Max ): 300~1,700~1,850 W Running Current - Cooling (Min~Rated~Max): 1.90~7.60~8.90 AEER3.22 W/W 10.98 (Btu/h)W Power Supply: 1/220~240/50 Ø,V, Hz Air Flow Rate (Indoor, Cooling, Max / H / M / L): 18.0/12.7/10.2/8.4 ㎥/min 618/448/360/297 CFM Air Flow Rate (Outdoor, Max): 38.0 ㎥/min 1342 CFM Sound Pressure Level (Indoor, Cooling, H / M / L /SL): 45/40/37/32 dB(A) Sound Pressure Level (Outdoor, Cooling, Rated):54 dB(A) Refrigerant (Type): R410A Compressor: TypeTwin Rotary Reliability: Self DiagnosisYes Reliability: Outdoor Condensor Gold Convenience - TimerYes Convenience: Jet CoolYes Convenience: Auto CleanYes Convenience: Controller Wireless LCD Remote Dimensions(Indoor WxHxD mm): 998 x 345 x 210 mm Dimensions(Outdoor WxHxD mm): 770 x 545 x 288 mm Net Weight (Indoor-Net-kg):11.0 kg Net Weight (Outdoor-Net-kg): 31.0 kg Operation Range (Cooling): 18~48˚C DB Piping (Size - Liquid mm): Ø6.35 mmPiping (Size - Gas mm)Ø12.7 mm Piping Length (Min/Standard/Max): 3 m 7.5 m 20 m Circuit Breaker: 20 A