The MrCool DIY 3rd Generation 20 SEER 18,000 BTU/h Ductless Heat Pump is designed for simple, amateur installation. Using pre-charged R410A Quick Connect Linesets, anyone with a few common tools on hand can install this innovative ductless system that delivers reliable, heating and cooling year-round. Enjoy unprecedented control over your heating and cooling through a seamless integration with MrCools custom smartphone app, Google Assistant, or Amazon Alexa. With the MrCool DIY 3rd Generation Heat Pump, which runs quietly with decibel levels ranging from 31 to 45 dB, you can adjust your fan settings to low, medium, or high, direct air flow to your location with the Follow Me Function, or set your unit to Sleep Mode for quiet, efficient heating or cooling throughout the night. Fully able to be controlled with the MrCool SmartHVAC smartphone app or with your Alexa or Google Assistant. The Follow Me Function monitors the temperature near the remote and adjusts the units function to deliver heating or cooling wherever you might be. Quiet operation with nighttime sleep mode will deliver peaceful, efficient heating or cooling all night, allowing this unit to give you first-rate comfort 24/7. Kit includes 25 ft. pre-charged do-it-yourself installation kit. Supplies low ambient cooling down to an outside temperature of 5°F, which is perfect for server rooms, greenhouses, and other locations that need to be cooled all year long. Energy Star rated for certified efficiency.