... ) Head:20m. 3) Flow: 1000L / hour. Solar energy water pumps:Submersible solar power water pump for agriculture:1 ... DC 12v,204w,no need inverter,more efficiency, save energy.2) Head: 10m,20m,30m,40m,50m,60m, ... Centrifugal pump.6) Complete stainless steel body with 5m copper cable.7) 20,000 hours lifetime.8) Height: 490mm, ... need battery even cloudy. DC 12v solar energy water pump for agriculture irrigation