Greenview, Ready2Go Spreader, 7 LB, 2,500 SQFT Coverage, 27-0-4, Weed & Feed With Preen, Helps Lawns Retain Water To Protect Against Heat & Drought, Speeds Root Growth To Improve Nutrient Absorption, The Base Container With Ready2Go Spreader Is Refillable, Minimum Set Up, Just Flip The Switch & Go, Refillable Container, Ideal For Spot Treatments Or Fertilizing Difficult Terrains, Recalibrated, No Settings, Get It Right Every Time.