Built with the needs of the professional user in mind, the SGA 85 sprayer is the first battery-powered sprayer in the STIHL lineup. Featuring strong Viton seals for durability and reliability, an easy-to-use diaphragm-style pump, and a leak-resistant design, pros can count on the robust construction of the SGA 85 for the long haul. This sprayer provides a high working pressure in a range anywhere from 14.5 to 87 psi, easily controlled by a variable working pressure trigger. With a variety of additional nozzle accessories, there's an option to suit the specific needs of professionals across a variety of applications. When using the AP 200 battery, the SGA 85 boasts 1,000 minutes of run time on a single charge. With an ergonomic carrying system, padded straps, and chest strap, users can operate comfortably throughout a full day of work.. NOTE: Battery and charger purchased separately, not included STIHL AP Backpack Sprayer 4.5 Gallon 36V System (Tool Only) SGA 85