1. No need to oil seal, no oil inside, no pollution when fill liquid.
2 The pump chamber is separated from the motor. The liquid will not permeate into the motor when you use it for a long time,which greatly prolongs the life of the pump.
3. Sealing well, fast self-priming and stable, no need to manually add water.
Working Speed: Adjustable
Max Flow Rate:≤3.5L/min
Suitable Bottle Height:0-15cm(Adjustable)
Anti-dripping Funtion Available
Memory Function out of power Available
It is a little noisy during operation.And when the diaphragm pull or push,it will stir liquid.so it is not suitable for filling foam liquid. It is good for medium or low viscosity liquid and not strong corrosion, non-strong acid or alkali, and no solid particles,such as disinfectant, edible oil, food, cosmetics, etc.