Allows you to force, for example, water into tight and hard-to-reach holes. In RC modeling it is used for water cooling of engines, ESC controllers, etc.
Technical specifications:
Supply voltage: 6 V DC
Current consumption: 1200 mA
Inside hole diameter: 2.5mm / 2mm
Motor diameter: 27mm
Flow capacity according to the manufacturer: about 1.2 L / 1 min. (5V)