Senville 18000 BTU Mini Split Air Conditioner Heat Pump SENA-18HF/Z Item may ship in more than one box and may arrive separately DC Inverter Technology for Ultra High Efficiency and Performance High Quality Design for an Attractive Appearance, Powerful Performance,and Dependable Durability Uses 208-230V, ETL Intertek Approved, Energy Star Certified, AHRI Certified Includes Easy Installation Kit with 16 Ft. Copper Line Set Whisper Technology for Quiet Operation, Great for Bedrooms, Additions,Living Rooms and Commercial Applications.