❤ [Design] --- The direction of of the peristaltic pump depends on the connection way of positive and negative.
❤ [Long Life] --- Ball bearings in the wheel frame, silent, long life time.
❤ [Easy to Use] --- Simple design, easy to install, convenient to use. The self-priming viscous pump head designed for easy disassembly, easy to clean and maintain.
❤ [Adjustable] --- Can be equipped with constant speed DC geared motor, stepper motor (adjustable speed) and synchronous motor, long motor life, low noise stepper motor.
❤ [Wide Application] --- This vacuum pump is suitable for aquarium, chemicals, liquids and other dosing additives.