Check the listing for details. VARMINPOOL 240V Pool Heat Pump 40000 BTU. Condition: Used, Made in China. Listed at 999.99 USD. Extended Pool Season: Compatible with pools up to 13,000 gallons (above-ground/in-ground). Equipped with smart inverter technology to efficiently maintain optimal water temperature at a reduced energy cost Energy-Saving Technology: Our smart inverter technology allows the pool heater to automatically adjust its power from 0 to 100%, depending on the demand. This efficient system helps significantly reduce energy consumption and lower operating costs Convenient Remote Access: Featuring WiFi control, our electric pool heater can be managed remotely with just one tap on your phone via our APP. Set the ideal temperature and operation schedule, and enjoy your pool without the need for constant manual checks .Extended Pool Season: Compatible with pools up to 13,000 gallons (above-ground/in-ground). Equipped with smart inverter technology to efficiently maintain optimal water temperature at a reduced energy cost Energy-Saving Technology: Our smart inverter technology allows the pool heater to automatically adjust its power from 0 to 100%, depending on the demand. This efficient system helps significantly reduce energy consumption and lower operating costs Convenient Remote Access: Featuring WiFi control, our electric pool heater can be managed remotely with just one tap on your phone via our APP. Set the ideal temperature and operation schedule, and enjoy your pool without the need for constant manual checks .