How to adjust the flow of micro pump

  Many users in the use of micro pump, because the flow of the pump is too large, the need to adjust the flow, before is through the way of voltage drop or valve regulation, to use a lot of inconvenience. The connection wire on the pump motor is directly inserted into the speed-regulating box, and the flow rate of the micro-pump can be changed by rotating the selection button on the speed-regulating box to change the motor speed.