(1) fully enclosed motor: a fully enclosed motor, leak-proof, good moisture resistance. (2) Mute: Minimal vibration and noise, no low-frequency noise of the ordinary jacuzzi pump and obvious noise of the pump, meanwhile, it has the function of draining water automatically in the pump. (3) Power saving is very important. (4) thermostatic water pump: keep the jacuzzi in the working state water temperature control at 36-38 degrees Celsius, to make up for the heat loss during massage, it must be emphasized that: the main role of the heat pump is to add heat, so the bathtub must also be Equipped with water heater