... water pumps: 1) DC 24v,480w,20A. 2) Head:50m. 3) Flow: 600L /h. 4) Stainless steel body,copper head. DC submersible solar water ... ,50m,60m,70m,80m,90m,100m,150m for choice.3) Water shortage & voltage/current protection,controller inside.4) Flow: 600L / hour ... ,daytime no need battery even cloudy.600L/ h dc solar water pumps:2700L/h solar ...