𝐄𝐟𝐟𝐢𝐜𝐢𝐞𝐧𝐭 𝐃𝐮𝐚𝐥-𝐙𝐨𝐧𝐞 𝐂𝐨𝐨𝐥𝐢𝐧𝐠 𝐚𝐧𝐝 𝐇𝐞𝐚𝐭𝐢𝐧𝐠: The system offers high efficiency with 21 SEER2 | 12.5 EER2. Total Cooling Capacity Range: 18,000 BTU (4,950 BTU Min – 23,000 Max.) | Total Heating Capacity Range: 19,000 BTU (4,900 BTU Min. – 23,000 BTU Max.). Power supply: 60 Hz, 208 - 230 V. AHRI Certified #209862181. 𝐖𝐡𝐚𝐭'𝐬 𝐈𝐧𝐜𝐥𝐮𝐝𝐞𝐝: Klimaire 2-Zone KMIR218-H221 DC Inverter Condenser (R410-A), (2) KSIE012 Indoor Fan Coil with Remote Controls, (2) USB Wi-Fi Modules,1 – 15’ Maxwell Installation Kit + 1- 25’ Maxwell Installation Kit with Communication Cables, Flexible Electrical Whip, 30A Disconnect Switch, and Maxwell Wall Mounting Bracket. Accessories are included to facilitate a proper and efficient installation. 𝐀𝐝𝐯𝐚𝐧𝐜𝐞𝐝 𝐅𝐞𝐚𝐭𝐮𝐫𝐞𝐬 𝐚𝐧𝐝 𝐏𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞: 4 in 1 system features Heating, Cooling, Dehumidification, and Fan Mode for your everyday needs. Precise temperature control with the Follow Me Function, and Turbo Mode for rapid Cooling and Heating along with a multi-speed fan and Swing Mode for adjustable airflow. Advanced Energy-Efficient technology with Eco-Mode, Auto-Restart, Self-Clean, and Timer. You can enable the product features right from your smartphone using the Wi-Fi option. 𝐀𝐥𝐥-𝐒𝐞𝐚𝐬𝐨𝐧 𝐂𝐨𝐦𝐟𝐨𝐫𝐭: This system operates effectively within a wide ambient temperature range, delivering efficient cooling from 5°F to 122°F and reliable heating from -13°F to 75°F. It is well-suited for diverse climates and surroundings, offering ultra-quiet performance that ensures a peaceful environment. Ideal for room additions, renovations, family rooms, sunrooms, wine cellars, and garages/workshops, it meets varied cooling and heating needs seamlessly. 𝐒𝐲𝐬𝐭𝐞𝐦 𝐃𝐢𝐦𝐞𝐧𝐬𝐢𝐨𝐧 (𝐖*𝐃*𝐇) Outdoor Unit KMIR218-H221-2 (35.04 x 13.46 x 26.50 Inch) Net Weight 100.31 lb., Indoor KSIE012-H220-IW-2 (31.57 x 7.44 x 11.69 inch) Net Weight 18.1 lb.