... water pumps: 1) DC24v,408w,17A. 2) Head:40m. 3) Flow:600L/h. 4) Stainless steel body,copper head 600L series solar water pump ... battery. Nighttime work with battery.DC submersible solar powered irrigation water pump features:1) DC 24v,408w,no need inverter,daytime working ... ,50m,60m,70m,80m,90m,100m,150m for choice.3) Water shortage & voltage/current protection,controller inside.4) Flow: 600L / hour ...