The Scotts 4 Gallon Lithium-Ion Power Wand Backpack Sprayer is a medium-sized outdoor sprayer perfect for use in gardens. Featuring a powerful battery source with a 4-foot plastic hose, this sprayer is ideal for applying water and fertilizer. The white sprayer is easy to clean and made of durable plastic, making it a reliable tool for maintaining your garden. With a capacity of 4 gallons, this backpack sprayer is designed for efficient and convenient use.