The M18 4-Gallon Backpack Sprayer w/ SWITCH TANK delivers the industry's best pressure control, with no manual pumping and an interchange tank design. Designed to meet the needs of professional landscape maintenance, the battery-powered backpack sprayer provides you with instant, constant and adjustable pressure up to 140 PSI and a 35 ft spray distance. The 5-mode flow rate knob adjusts the flow 0.1 0.52 GPM, giving you the capability to complete a wide range of applications. Our M18 REDLITHIUM XC3.0 Battery (sold separately) provides you with up to 12 tanks of spraying per charge. The 4-Gallon Sprayer Tank Assembly features a dual diaphragm pump for longer pump life and Viton seals for increased durability against harsh chemicals. The sprayer tank has an optimized design for better weight distribution, and a wide mouth opening for easier pouring and a strainer that filters debris from getting into the tank.
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