Micro water pumps work the same as all other micro diaphragm pump. Pump is avery useful device and when the tiny water pump size is down its wonderful. The following should be the use according to me -Cost effective. liquid micro pump for sale are costly but if you have a mini pump then you're saving almost half of the cost Weight is less.Could be used as a portable pump or a micro liquid pumps. You can carry with you in your vehicle anywhere for use.Could be used for washing your vehicles in a river bank without actually wasting any water. You'll get the force,you'll get the clean.Could be used easily to transfer an ample amount of liquid to and fro in your life for anything .Could be used easily in Wells to get the water.At last it will come handy in many situations. Pincheng motor is the mini water pump factory, if you want to learn more please contact us.