Check the listing for details. VARMINPOOL 110V Pool Heat Pump Water Heater 30000BTU. Condition: Used, Made in China. Listed at 620.38 USD. We cannot guarantee 100% functionality for 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. Should you encounter any issues at all after receiving it, please do not hesitate to contact us directly. We are here to help and will assist you in resolving any problem, including arranging a replacement if necessary. Extend Swim Season: This pool heat pump is designed for 8000 gallons or 18 ft in diameter above and inground pool, keeping the pool cozy and inviting. This heat pump allows you enjoy a longer swim season as it efficiently keeps your pool comfortable .We cannot guarantee 100% functionality for 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. Should you encounter any issues at all after receiving it, please do not hesitate to contact us directly. We are here to help and will assist you in resolving any problem, including arranging a replacement if necessary. Extend Swim Season: This pool heat pump is designed for 8000 gallons or 18 ft in diameter above and inground pool, keeping the pool cozy and inviting. This heat pump allows you enjoy a longer swim season as it efficiently keeps your pool comfortable .