The MRCOOL DIY Series heat pump is the only ductless mini-split system on the market explicitly designed for amateur installation. You don't need special tools or training to install this high-efficiency heat pump. The line sets precharged with R410A refrigerant, the quick hook-up electrical connections, and the quality engineering mean just about anyone can install a MRCOOL DIY in their home with no problem at all in only a few short hours. If you want great air comfort without paying an arm and a leg for installation, you want an easy-to-use MRCOOL DIY Series ductless heat pump. The unit includes a MRCOOL Diy condenser outdoor unit (W31.50"XD13.11"XH21.81", 80.5 LBS), a wall-mounted air handler indoor unit (W37.99"XD8.46"XH12.56", 26 LBS), a 25-foot quick-connect line set and communication wire, remote control, wifi connector for smartphone control, and both a seven-year compressor warranty and five-year parts warranty.