· Efficient performance The main component is famous international brand compressor which can last 50000 hours. Titanium heat exchanger is adopted. High efficiency and durable. · Economical operation By extracting heat from the surrounding air, the heat energy released can be up to 5 times the energy required to power the equipment. · Quiet comfort ebm fan and Danfoss compressor are adoptd, quiet and reliable.Provides both heat and optional cooling to your desired temperature. · Durable construction. Materials for all components are tested again and again for long-lasting performance and durability.