The 18V LXT® 4 Gallon Backpack Sprayer, Tool Only (XSU02Z) is a garden sprayer for use with pesticides, insecticides, herbicides, fungicides and fertilizers. The 4 Gallon Backpack Sprayer can spray up to 165 gallons with one 18V LXT® 4.0Ah battery (sold separately). It can deliver up to 6 hours of run time with 18V LXT® 4.0Ah battery (sold separately). The motor delivers immediate and consistent pressure up to 73 PSI. Select between dual head spray nozzle or herbicide weed killer nozzle. The sprayer’s handle features lock-on for continuous operation. The telescoping spray wand is 23-5/8” with a 67” hose for extended reach and convenient storage. The wand stores on the sprayer for convenient transporting. A shoulder strap provides convenient and comfortable portability. Convenience features include an adjustable ergonomic harness for operator comfort. The 4 gallon tank is translucent to quickly check level of spraying liquid, and there is a measuring cup included to refill the tank. The spray wand stores on the sprayer for convenient transportation. There is a 3-stage L.E.D. gauge that indicates battery charging level. The sprayer is IP54 rated for weather-resistant construction and features the exclusive Extreme Protection Technology (XPT™), which provides increased dust and water resistance in harsh job site conditions. It’s part of Makita’s expanding 18V LXT® System, the world’s largest cordless tool system powered by 18V lithium-ion slide-style batteries. Makita® 18V LXT® Lithium-Ion Batteries have the fastest charge times in their categories, so they spend more time working and less time sitting on the charger. For improved tool performance and extended battery life, Makita created Star Protection Computer Controls™. Star Protection is communication technology that allows the Star Protection-equipped tool and battery to exchange data in real time and monitor conditions during use to protect against overloading, over-discharging and overheating. For increased versatility, the tool can also be powered by Makita® 18V LXT® Lithium-Ion Batteries with the star symbol on the battery indicating Star Protection inside.