Note: This pump does not have connection cables on it, so you need to select the motor cable according to the work flow:
The Makeblock mini metal gear motor is a product with a small body and teeth and a user-friendly connector and is used in many DIY projects.
Makeblock has three speeds according to your preference.
 
Features:
Operating Voltage: DC 12V
Rotation Speed: 100RPM / 210RPM / 390RPM (depends on your requirement)
Dimensions: 46 x 12mm
Operating Temperature Range: -20 ?? ~ + 60 ??