Pump sprayer's additional opening with measuring cap provides an effective 3-in-1 function, helps you to easily fill the pump sprayer, add the necessary dosage of fertilizer, and then drain it via this second opening. Each press of the handle provides a consistent, long-range spray jet while using the sprayer Even when the sprayer is held at an angle, the 360° function ensures that no air is sucked in Because the strong and high-quality full brass nozzle can be readily changed to suit to the needs of your plants, you have the option of applying a full jet or a fine spray mist while watering