A built-in magnet enables the pump cartridge to be easily removed from and attached to an actuator with a piezoelectric element. This feature makes the pump sanitary since it can exchange the cartridge according to the fluid type or sterilize it before use. Sterilization of the pump cartridge before use is possible. Wetted materials contain no metal substances. Self-priming is possible. Flow rate is adjustable by changing drive voltage or drive frequency. Small in size, lightweight, and slim. This pump produces low noise and low power consumption. Note: Details such as specifications, etc., may be changed without notice. *:Conditions: 250VP-P 40Hz (Sine Wave), Fluid 25°C Water, Tubing I.D.: 3/32in (Length 40 mm) For this pump, there is a dedicated controller or driver that is required to operate this pump: Controller [MPC-200B] Driver [MPD-200A] We do also have a pump with a built-in driver available: Piezoelectric Micro Pump - Built-In Driver-Type VIDEO OF PIEZOELECTRIC MICRO PUMP - CARTRIDGE TYPE Note: This product is designed for continuous liquid transfer applications.Operation may become unstable if gas and liquid are alternately supplied. Note: Details such as specifications, etc., may be changed without notice.