The EGO POWER+ 4 Gallon Backpack Sprayer delivers up to 350 PSI for a powerful and even spray, no pumping required. The cordless backpack sprayer features an adjustable pressure dial on the wand for easy pressure and flow control with a maximum flow rate up to 0.6 GPM. Four nozzles are included for a variety of applications from herbicides and pesticides to fertilizers. Premium back pads and waist support straps allow comfortable use over extended periods. Its 4-gallon tank is translucent for visibility to the fill level. The EGO POWER+ 4 Gallon Backpack Sprayer is compatible with all EGO POWER+ ARC Lithium batteries (available separately) to deliver Power Beyond Belief.