Kobalt 4-Gallons Plastic 40-volt Battery Operated Backpack Sprayer in the Garden Sprayers department at Lowes.com
5 Gallon Gas Power Backpack Sprayer with Twin Tip Nozzle for Pesticide – Tomahawk Power
Smith Variable Flow Backpack Sprayer | Costco
Amazon.com: Tomahawk 5 Gallon Gas Power Backpack Sprayer 435 Pressure for Insecticide Fertilizer Bugs Weeds Mosquitoes and Ticks with Foundation Attachment : Patio, Lawn & Garden
RedMax 4-Gallon Battery-Powered Backpack Sprayer – Gardenland Power Equipment
Solo 475 4-Gallon Diaphragm Pump Backpack Sprayer – Sprayer Depot