This SOFSK50 Hand Push Floor Scrubber is made of LiFePO4 battery,can be greatly improves the working efficiencywith large opening sewage tank design, easy maintenanceButton operation panel, simple and easy to learn,ultra-quiet design, suitable for use in sound-sensitive environments,double water inlet water filling design, suitable for use in different places,horizontal silent water absorption motor design subverts the traditional water absorptionmethod,intelligent short circuit protection for the whole machine, negative voltage overload protection for the motor,high-precision gold-steel gear reduction transmission, powerful and powerful.