[Self-Watering]: Automatic houseplant sprinkler eliminates the worry of forgetting to irrigate or going unattended, whether you're on vacation, on the go, busy, traveling or on a date - you, automatic watering can keep your beloved plants carefree for 3-20 days. [Easy to Use]: Tool-free installation, no need to drill the bottom of the bottle, just to clamp the drip irrigation unit and insert it into the ground. No need for nails and no danger. [Adjustable water flow]: The plant drip irrigation kit is designed with a water regulating valve to control the water flow according to your actual needs. You can control the amount and speed of drip irrigation for different plants and flowers. [suitable for most bottles]: Our irrigation nozzle is suitable for most open bottles on the market, compatible with beverage bottles [eco-friendly and durable]: the automatic drip irrigation device is made of high quality PP plastic, non-toxic and odorless, safe to use and very durable. Plastic bottles can be recycled efficiently, reduce waste and protect the environment. Dimensions: length 11cm, diameter 1 inch