A 12000 BTU Hisense air conditioner is a device that can cool or heat a room up to 550 square feet in size. It has three modes of operation: cooling, fan, or dehumidifier. It can be controlled by a remote, a LED display, or a smart app that works with Google and Alexa. It has a self-evaporative system that eliminates the need for draining water. It also has a quiet operation and a motorized air swing for optimal airflow. Some models of Hisense air conditioners are portable, while others are window-mounted.