General description 100 pieces of 360-degree adjustable irrigation drippers designed for efficient water flow in various gardening applications. These drippers allow for customizable watering, making them ideal for flower beds, vegetable gardens, herb gardens, lawns, greenhouses, and flower pots. Technical specifications Adjustable water flow: 0 to 23 US gallons per hour Watering circle diameter: 0 to 6.5 feet Compatible tubing: 4mm/7mm or 0.16"/0.28" (inner/outer diameter) Dripper base length: 13 cm Material: Lightweight, acid and alkali resistant, corrosion resistant, low temperature resistant, and odorless Usage Ideal for automatic drip and sprinkler watering systems Suitable for watering pots, containers, ground covers, landscaped gardens, flower beds, vegetable gardens, greenhouses, orchards, lawns, and herb gardens