This mini split AC 12000 BTU system delivers powerful, energy-efficient performance with advanced inverter technology and a high-performance compressor, helping reduce energy usage by up to 35% while maintaining consistent comfort. It uses eco-friendly R32 refrigerant and a 20 SEER2 rating for lower operating costs and reduced environmental impact. It provides fast and reliable cooling and heating for spaces up to 750 sq.ft, making it ideal for bedrooms, living rooms, basements, garages, or even RVs, while operating efficiently in temperatures ranging from as low as -4°F to as high as 90°F. This ductless air conditioner runs quietly for a more peaceful indoor environment, and with smart app control, you can easily adjust settings from anywhere or set your preferred temperature before arriving home, while the auto-dimming display helps avoid distractions during sleep. It offers versatile comfort with 7 operating modes including Cool, Heat, Dry, Fan, Auto, Sleep, and Eco, along with a self-cleaning function that helps maintain fresh airflow, while the washable filter makes regular maintenance simple and convenient. This system comes with heavy-duty, waterproof mounting brackets included, supporting up to 600 lbs for added installation convenience, and is backed by a 12-month warranty with customer support, while professional installation is recommended for the best performance and long-term reliability. Note: Due to weight restrictions, one set of this mini split AC system will be shipped in two separate packages (indoor unit & outdoor unit). In cooling or heating mode, press and hold the left and right buttons on the remote control simultaneously for 5 seconds to switch between Celsius and Fahrenheit.