A portable spraying apparatus for discharging a fluid, in particular an agricultural formulation, having a container for holding the fluid, a pump , which is fluidically connected to the container , for conveying the fluid out of the container , a spray gun , which comprises a spray opening and an electrically actuatable application valve for opening and closing a passage to the spray opening , an application line , which establishes a fluidic connection between the pump and the spray gun , a pressure sensor , which is arranged in the application line , for detecting the fluid pressure in the application line , and an electrical control apparatus , which is coupled to the application valve and the pressure sensor in terms of data transmission and by way of which, in a manner dependent on the fluid pressure detected by means of the pressure sensor , an electrical control signal for opening the application valve for a specific predefined time interval and for closing the application valve after the time interval has elapsed is able to be generated such that a defined volume of the fluid is discharged via the spray opening , wherein the application valve is a shut-off valve having a shut-off body for closing a valve passage, and the application valve has a valve spring , which, for closing the valve passage, exerts a force on the shut-off body in the direction of a valve seat or which, for opening the valve passage, exerts a force on the shut-off body in the direction away from the valve seat , and wherein the application valve has a valve chamber , which is fluidically connected to the application line , wherein the shut-off body is arranged relative to the valve chamber and the valve seat such that a fluid pressure from a fluid situated in the valve chamber pushes the shut-off body onto the valve seat . a container for holding the fluid, a pump , which is fluidically connected to the container , for conveying the fluid out of the container , a spray gun , which comprises a spray opening and an electrically actuatable application valve for opening and closing a passage to the spray opening , an application line , which establishes a fluidic connection between the pump and the spray gun , a pressure sensor , which is arranged in the application line , for detecting the fluid pressure in the application line , and an electrical control apparatus , which is coupled to the application valve and the pressure sensor in terms of data transmission and by way of which, in a manner dependent on the fluid pressure detected by means of the pressure sensor , an electrical control signal for opening the application valve for a specific predefined time interval and for closing the application valve after the time interval has elapsed is able to be generated such that a defined volume of the fluid is discharged via the spray opening , wherein the application valve is a shut-off valve having a shut-off body for closing a valve passage, and the application valve has a valve spring , which, for closing the valve passage, exerts a force on the shut-off body in the direction of a valve seat or which, for opening the valve passage, exerts a force on the shut-off body in the direction away from the valve seat , and wherein the application valve has a valve chamber , which is fluidically connected to the application line , wherein the shut-off body is arranged relative to the valve chamber and the valve seat such that a fluid pressure from a fluid situated in the valve chamber pushes the shut-off body onto the valve seat . <EOS>