Wilson Weedout Ultra 3L RTUWilson WeedOut Ultra Selective Weed Control Battery Sprayer kills dandelions and plantains to the roots. Battery sprayer includes the batteries for the sprayer so it is ready to use. WeedOut Ultra is an effective selective herbicide absorbed by the leaves. Kills broad leaf weeds like dandelions, plantains and more Visible results in as little as 24 hours Complete kill of the weed in 28 days Ready to use formula No strenuous pumping required, just aim