The BLACK DECKER 190657 lithium-ion battery powered 4 gallon backpack sprayer consists of an ergonomic design with a next generation high performance motor and pump that delivers more output to handle a wider range of chemical applications. An Integrated battery storage compartment ensures the equipment is protected from the elements and liquids during filling and spraying. The 21” poly wand has a professional shut-off with comfort grip, lock & filter that can be operated with heavy-duty work gloves. With a 24’ vertical spray height, this easy cleanable and maintainable sprayer is ideal for professionals applying herbicides, insecticides, fungicides, fertilizers & other water-based chemicals in hard to reach areas. With 4 hours of spray time and up to 50 gallon sprayer volume per charge, and a superior padded shoulder harness for comfort, this sprayer is perfect for all of your lawn and garden applications.