The drip irrigator is equipped with a 360-degree jet for even irrigation. 360-degree adjustable water flow irrigation drip. Each drip has an adjustable cap that allows control of both flow rate and wetting zone. Each water drip can be removed for cleaning. With sharp wooden stakes, no other support is required. After connecting it to the drip tube hose, just stick it into the dirt. Specification: Color: as shown in the picture Length: approx. 13 cm / 5.1 inches Packing list: Approximately 50 packs of sprinklers for drip irrigation systems Good tips: 1. The emitter connector is specially designed to connect the hose securely. inches. You may need some strength and method to connect them. It is recommended to first soften the hose with very hot water or widen the hose opening with a suitable tool.2. Please allow 1-5 mm error due to manual measurement. Long-term packaging of the product may cause odor. Open within 1-2 days and store in a place with convection air. Usually the smell disappears.