Model originally uploaded to Thingiverse at https://www.thingiverse.com/thing:343401.

Drill waterpump to put on your gardenhose.
Needs, 8mm bold and nut to power the gear, silicone to make it waterproof, a drill to power it and a gardenhose.
Use aceton to glue the in and outled just press them in and put some drops around to seal the joint. Don't run without water it will melt!