AgBoss 1/2" - 8-Pattern Adjustable Spray Gun covers all irrigation, cleaning and watering needs. It is the best value and features an 8 multi-nozzle spray head for the ulitmate control when monitoring the amount of water and pressure for your watering needs. It also features a self closing trigger to automatically shut off water flow between applications, saving you water while in use. With a simple flick, you can activate the locking clasp to allow for full flow without holding down the trigger for longer applications.