An electrostatic sprayer device, comprising: a housing including a handle and further comprising a ground wire in the handle, the ground wire positioned so that the ground wire contacts a user's hand when a user grasps the handle; an electrostatic module inside the housing; a reservoir having a cavity adapted to contain a fluid; at least one nozzle fluidly connected to the reservoir wherein the at least one nozzle is configured to emit fluid in a direction along a flow pathway; a pump configured to propel fluid from the reservoir to the at least one nozzle; a direct current battery configured to power at least one of the electrostatic module and the pump; an electrode assembly configured to electrostatically charge the fluid, wherein the electrode assembly is at least one of: a first electrode assembly formed of a plurality of electrodes electrically attached to the electrostatic module, wherein each electrode is configured to emit ions along an axis that is parallel to the flow pathway of the fluid emitted from the at least one nozzle such that the plurality of electrodes form a static electrical field through which the fluid passes; and a second electrode assembly formed of a tube through which fluid may flow from the reservoir toward the at least one nozzle, wherein at least a conductive portion of the tube is electrically attached to the electrostatic module, and wherein the conductive portion of the tube is configured to physically contact the fluid as it flows through the tube and apply an electrical charge to the fluid; and wherein the electrostatic module is configured to electrostatically charge the fluid inside the reservoir such that the fluid is electrostatically charged at both the reservoir and at the electrode assembly. a housing including a handle and further comprising a ground wire in the handle, the ground wire positioned so that the ground wire contacts a user's hand when a user grasps the handle; an electrostatic module inside the housing; a reservoir having a cavity adapted to contain a fluid; at least one nozzle fluidly connected to the reservoir wherein the at least one nozzle is configured to emit fluid in a direction along a flow pathway; a pump configured to propel fluid from the reservoir to the at least one nozzle; a direct current battery configured to power at least one of the electrostatic module and the pump; an electrode assembly configured to electrostatically charge the fluid, wherein the electrode assembly is at least one of: a first electrode assembly formed of a plurality of electrodes electrically attached to the electrostatic module, wherein each electrode is configured to emit ions along an axis that is parallel to the flow pathway of the fluid emitted from the at least one nozzle such that the plurality of electrodes form a static electrical field through which the fluid passes; and a second electrode assembly formed of a tube through which fluid may flow from the reservoir toward the at least one nozzle, wherein at least a conductive portion of the tube is electrically attached to the electrostatic module, and wherein the conductive portion of the tube is configured to physically contact the fluid as it flows through the tube and apply an electrical charge to the fluid; and wherein the electrostatic module is configured to electrostatically charge the fluid inside the reservoir such that the fluid is electrostatically charged at both the reservoir and at the electrode assembly. a first electrode assembly formed of a plurality of electrodes electrically attached to the electrostatic module, wherein each electrode is configured to emit ions along an axis that is parallel to the flow pathway of the fluid emitted from the at least one nozzle such that the plurality of electrodes form a static electrical field through which the fluid passes; and a second electrode assembly formed of a tube through which fluid may flow from the reservoir toward the at least one nozzle, wherein at least a conductive portion of the tube is electrically attached to the electrostatic module, and wherein the conductive portion of the tube is configured to physically contact the fluid as it flows through the tube and apply an electrical charge to the fluid;