IncludesM18 SWITCH TANK Backpack Sprayer Powered Base - 2820-20(1) SWITCH TANK 4-Gallon Pesticide Tank Assembly - 49-16-28PS(1) Hose, Handle and Stainless Steel Wand Assembly - 49-16-2727(1)Adjustable Nozzle(1) Fan Nozzle(1)Angled Nozzle AdapterBattery and charger sold separatelyFeaturesInterchangeable tank design allows users to add on tanks as needed, saving money and preventing cross-contamination when using different chemicalsDual diaphragm pump with 5 modes adjust pressure from 20 - 120 PSI and propels chemicals up to 25 ft.Delivers constant and instant spray with no manual pumpingViton seals in tank assembly protect against harsh chemicalsWide tank opening with strainer aids in pours and keeps debris outAdjustable nozzle, fan nozzle and angled nozzle help users spray chemicals right where they're neededBackpack frame features wide, padded straps for comfort during longer jobsSprays up to 12 tanks per charge when using a XC 3 Ah battery packCompatible with all M18 batteries (sold separately)Specifications Seal Type: Viton Power Source: Cordless Batteries Included: 0 Wand: Stainless Steel Bluetooth Compatibility: No Weight: 16.7 lbs. Tank Capacity: 4 gal Capacity: 4 gal Case Included: No Length: 10.0 in. Voltage: 18V Motor Type: Brushed Nozzle Type: Adjustable/Fan/Angled Included Nozzles: 3 Charger Included: No Height: 21.75 in. Width: 13.0 in. Battery System: M18