The Milwaukee M18 SWITCH TANK 4 gal Sprayer Backpack Sprayer Kit is a great choice for your spraying needs. It comes with a backpack design, making it easy and comfortable to use. With its 4-gallon capacity, you'll have plenty of solution to cover a large area. The M18 SWITCH TANK system allows you to easily switch between different tanks, giving you versatility for different spraying applications. Whether you're dealing with weeds, pests, or applying fertilizers, this backpack sprayer kit has got you covered. It's a convenient and efficient tool for your gardening tasks