Air To Heat Pump water Heaters Features: 1) The unit provides hot water to the tank directly. Water and electricity completely separated, safe and reliable 2) World brand compressor, high efficiency, low noise, excellent heating capacity 3) Automatic microcomputer control, automatic on / off 4) 24-hour hot water supply guaranteed 5) High efficiency of energy-saving, the consumption of electricity is only 1/4 of electric water heaters 6) Discharge water temperature: 55 - 65°C; ambient temperature: -10 - 45°C