【Automatic watering, easy to use】 Just tighten the drip irrigation devices and insert them into the ground without any nails or danger. The automatic irrigation system eliminates the worry of losing watering or leaving it unattended. Improved bracket design: the additional bracket makes watering windproof and anti-tipping for added stability and easy storage. The sprinkler system is made of high quality ABS plastic, which is environmentally friendly and durable. 【Water control with adjustable speed】The valve can control the dripping speed from 0-60s/1 drop, slow dripping takes 7 days or more for your short business trips or long trips. Can prevent over-watering and make plants healthier, and good for scientific plants. Suitable for most bottles: The upgraded garden irrigation system is suitable for most bottles ( diameter from 25 to 30 mm). Whether at home or in the office, you can set up an automatic irrigation system for your plants and provide them with enough water.