Ralli wolf power sprayer spraying apparatus consisting of a tank together with pressurizing device, line, and nozzle, used chiefly in fire control and in spraying fungicides or insecticides. Spraying devices which are widely used in various farms and fields to prevent the crops from pests. The device is widely applicable for spraying on cotton, rice and various other fruits and vegetable crops. Loaded with large 15 litres tank capacity, there will be enough chemical to let you spray the farms. High-pressure piston pumps are used for achieving proper air pressure in the device.