This Hozelock end of line mini sprinkler is fully adjustable, meaning that the flow can be fully controlled between 0-40 litres per hour to suit plant needs. The sprinkler is able to water up to a maximum radius of 30cm based on a water pressure of 1.5 bar. The mini sprinkler can be dismantled for cleaning to prevent clogging which can cause poor water flow. To connect the sprinkler, simply push the end of the 4mm pipe onto the connection on the sprinkler