EFFICIENT AC UNIT(INVERTER) - 12000 BTU,115V, 19 SEER, Pre-Charged up to 25 Feet High Efficient Ductless Mini Split Inverter Plus System with Heat Pump and Dehumidification, AHRI Certified AUTOMATIC SYSTEM - Auto Defrost, 24 hour timer, Sleep Mode, ECO Energy Saving Mode, Multiple Fan Speed, and Intelligent Compressor Pre-Heating. Power Off Memory Function SMART COMFORT - The unit can easily be controlled and adjusted from the remote control or from the app; also it will sense room temperature then adjusts airflow & temperature accordingly for the ultimate in personal comfort control & energy savings QUIET COOLER & HEATER - Ultra Silent at only 27-42 (dBa) and beautifully built. Unit provides equal airflow in every part of your room and can set the room temperature varying from 61℉ to 88℉ to suit your comforts in just a few minutes CUSTOMER CARE - We are confident to stand behind our product and would like to guarantee you a best shopping experience upright position for 24 hours. Extra professional installation is required. Perfect for Home, Storage, Office, Business or Light Commercial Use