The LG Dual Inverter room air conditioners are the best in cooling innovation. This ultra quiet window ac unit operates at 44 dB in sleep mode, almost as quiet as a library. With up to 1,440 square feet of cooling coverage, this inverter ac unit will keep your bedroom or living room comfortably cool. In addition, the DUAL Inverter technology allows the ac unit to operate efficiently saving you as much as 15% on energy costs. Cool your home from anywhere using LG ThinQ technology to control your air conditioner with your phone or use with Amazon Alexa and Hey Google to have control with the sound of your voice. 4 cooling and fan speeds and a 24 hour timer allow you to create a cooling schedule to suit your needs. 4-way air deflection lets the flow of air be directed where it's needed most whether cooling, dehumidifying or just circulating air. If there is a power outage, the auto restart feature will automatically turn your inverter ac unit back on when power is restored. Other features include an LCD remote control, easy window installation kit, removable (washable) filter and a check filter alert.