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 (W30.31"XD11.81"XH21.85", 65 LBS), a wall-mounted air handler indoor unit(W31.57"XD7.44"XH11.69", 18.7 LBS), a 25-foot quick-connect line set, communication wire, remote control, wifi connector for smartphone control, a seven-year compressor warranty and five-year parts warranty.