Automatically mixes and applies the proper water to product dilution. Simple to use. No mixing, no measuring necessary. Unused concentrate can be returned to the original container. No waste! 12 settings, 3 spray patterns- Flat fan for lawns, straight stream for tall trees, and gentile shower for tender foliage and blooms. Ideal for insecticide, fungicide, herbicide and fertilizer concentrates. 10 oz.