Auto drip irrigation devices are very suitable for potted plants, houseplants, patio plants, hanging baskets, deck pots, hanging plants & nbsp; do not need to drill holes at the bottom of the bottle, just insert the water bottle directly into the ground, and are not affected by water pressure Automatic plant waterers have control valve which can also control drip speed, so don't worry under watering Automatic rope drinker whose length can also be flexibly adjusted so that the water can circulate completely to the roots and the soil Automatic watering set is mainly made of safe and durable, non-fragile PP material for long service life Description Automatic watering set with drip irrigation design can create automatic watering system so that your plants always have enough water instead of watering every day. You can safely and family vacation and friends without having to worry about unattended plants. Features automatic watering set -The color green. -Material: PP. -Size: Total height: 10.6cm / 4.17inch; diameter: 3.9cm / 1.54inch; guide water rope length: 40cm / 15.75inch. automatic watering set can be used with European bottles with a diameter of 30 mm. The inserts of the automatic sprinkler work automatically when the soil is dry or the saturation level decreases. Once the soil is completely watered, the water will no longer flow. package including 12 * automatic watering device