1.Quick spring hose 2.High efficiency ,low noise 3.LIthium-ion battery pack 4.3.6V,2.5-3.2A 5.Unique patent Gear pump design DescriptionWeight:480g Size 23.5,20.3,5.5cm, Battery capacity.2.0AH Working time. over 30min Flow .650ml per min.Output . over 20LTank capacity is 16L. Sprayer distance is 5m.ON,OFF switch prevents back flowProfessional design for battery waterproofUnique patent Gear pump ...