Easily keep your lawn and garden lush and free of weeds with this 4-pack of Green Touch Industries Strom Electric Backpack Sprayers. Each equipped with a 4-gallon tank and 18-volt battery, you can handle your entire yard with relative ease. The lawn sprayers operate at 58 PSI for optimal spreading. A durable braided hose solidly connects the backpack tank to the sprayer wand, and you can control the flow with the high and low flow switches for fine adjustments during application. The built-in rechargeable battery can handle up to 40 tanks of material before losing its charge, letting you work continuously without having to replace the battery. With the battery and charger included, you can get right to maintaining your yard without having to replace batteries or mess with a pump. Able to apply herbicide, pesticide, fertilizer, and more, the 4-pack Green Touch Industries Strom Electric Backpack Sprayers are the perfect way to safely and easily apply chemicals to your lawns.