Just connect the water connector to the connector and tap. (Exclude fittings) When you turn on the tap, the garden sprinkler will start to spray. The automatic garden sprinkler does not require other auxiliary power devices. It can rotate and automatically spray at a constant speed of 360 degrees only for the pressure of the domestic water network. The custom mold design of the water-saving device can achieve maximum water-saving purposefully by adjusting the water density, size and flow rate. This hose sprinkler is equipped with 2 quick connectors which are super easy to use and only takes a few seconds to complete the setting. It also uses water-saving technology to provide an even layer of water without overloading. If in doubt, please let us know and we will provide you with considerate after-sales service. Colour:Blue 1. Just plug the water connector into the connector and tap. (Excludes fittings) When you turn on the tap, the garden sprinkler will start to spray. 2. The automatic garden sprinkler does not require any other auxiliary power devices. It can rotate and spray automatically at a constant speed of 360 degrees only for the pressure of the domestic water network. 3. The custom mold design of the water-saving device can achieve maximum water saving in a targeted manner by adjusting the density, size and water flow. 4. This garden hose comes with 2 quick connectors, which is super easy to use and only takes a few seconds to complete the adjustment. Also uses water-saving technology to provide an even layer of water with no surprises.