The Lennox Y7708 Mini-Split Air Conditioner Remote Control is designed to operate compatible Lennox ductless mini-split air conditioning systems. This wireless remote provides convenient control of essential functions such as temperature adjustment, operating modes, fan speed, and system power directly from the indoor unit. It is intended for Lennox mini-split air conditioner models and will not operate other HVAC equipment such as furnaces, window air conditioners, or portable AC units.