Sealey Cordless Garden Backpack Sprayer 20V SV20 Series 15L CP20VGBSCordless 20V backpack garden sprayer. This sprayer does not require manual pressing which makes it easy and practical to use. Supplied with three different nozzles to meet different needs and an auto cut off function. Can be used for sterilization, disinfection, weed killing, as well as watering flowers and spraying water. It has an added filter to prevent larger particles clogging the machine. Strong durable back straps to ensure comfort when worn.