Orbit Irrigation Micro-Bubbler sprinkler on 6" Stake provides targeted watering for you plants. Use with quarter inch drip tubing to water just where you want without wasting water. Simply twist the top to adjust the flow of water from 0 to 10 GPH and releasing drops of water up to spraying 8 individual streams of water in a 3-ft diameter. Use these drippers to water potted plants, flowerbeds, or gardens.