Milwaukee-2820-20PS M18 SWITCH TANK 4 Gallon Backpack Sprayer (Tool Only)

Interchangeable tanks, no manual pumping Add-on and interchange tank assembly to eliminate cross-chemical contamination Replaceable tank assembly delivers lower cost of ownership Instant, constant and adjustable pressure for ultimate control Up to 120 PSI and 25 Ft. spray distance Run-time: up to 12 tanks per charge with M18 REDLITHIUM XC3.0 battery