Professional water tank air conditioner designed for highly efficient cooling of tank water, suitable for homes, rest houses, farms, and facilities. ✅ Fast and effective water cooling ✅ Water temperature control ✅ Easy-to-use electronic control ✅ Operates efficiently with economical energy consumption ✅ Quiet operation ✅ Water level and temperature sensor ✅ Suitable for installation on water tanks ✅ Keeps water cool even in hot weather ❄ Say goodbye to hot tank water and enjoy cool, clean water all day long