FREEWEL DC solar water pump, model DWP50B.
Motor: Brushless, 750 W / 1 HP
Max head: about 18 m
Outlet: approximately 2 inches
Designed to run directly from solar panels
The label says “FORBID WORKING EMPTY” — it must not run without water.
It is a surface/booster-type solar water pump, suitable for moving water from a tank, borehole system, or other water source depending on the installation.