Check the listing for details. 16000 BTU Above Ground Pool Heat Pump 5kW. Condition: Used, Made in China. Listed at 359.99 USD. We cannot guarantee 100% functionality for refurbished/returned products, as their condition may vary. If you’re on a tight schedule, we strongly recommend purchasing a brand-new product for guaranteed performance and reliability. Electric Pool Heater: This pool heat pump is ideal for swimming pool up to 15 ft in diameter or 5,400 gallons in volume. Capable of efficiently maintain the desire temperature and enjoy longer, more relaxing swims with family and friends Smart Energy Savings: Thanks to smart inverter technology, the heat pump automatically regulates power between 0-100% as needed. This ensures efficient performance and significantly lower energy bills .We cannot guarantee 100% functionality for refurbished/returned products, as their condition may vary. If you’re on a tight schedule, we strongly recommend purchasing a brand-new product for guaranteed performance and reliability. Electric Pool Heater: This pool heat pump is ideal for swimming pool up to 15 ft in diameter or 5,400 gallons in volume. Capable of efficiently maintain the desire temperature and enjoy longer, more relaxing swims with family and friends Smart Energy Savings: Thanks to smart inverter technology, the heat pump automatically regulates power between 0-100% as needed. This ensures efficient performance and significantly lower energy bills .