The perfect solution if you want to pump other things besides water these pumps can handle light oils heating oil diesel fuel cooling emulsions dielectric fluids and mild acids not sulphuric acid the pump is powered by the supplied mains adaptor with cord switch which is connected directly to a 230 vac mains outlet thanks to the long pvc hose and the narrow dia of just 42 mm these pumps are ideal for emptying cans and barrels work cycle of max 30 min no continuous operation p