These nozzles are for battery operated sprayer.  We can use this to spray fertilizer and other chemicals. Your watering efficiency just got an upgrade with our sprayer featuring four nozzles. This design guarantees expansive coverage, facilitating swift irrigation and providing uniformly distributed spray for a thriving garden. Embrace a multitude of watering tasks with this sprayer, from nurturing your home garden, lawn, and farm to gently caring for flower beds.