1. Automatic watering: The automatic watering system directly supplies water to the roots of the plants, the U-shaped switch design can control the water flow without leakage, and the automatic watering system eliminates the trouble of forgetting to water or leaving it unattended. You don't have to water it every day. Perfect for short business trips or short vacations. 2. Adjustable flow: You can set the correct water flow according to your facility's water needs. Tighten the knob outward to speed up the watering, and inward to slow the watering. Plus, your plants won't be killed by water flowing too fast or too slowly. 3. EASY TO USE: Suitable for most bottles with an inner diameter of 2.8cm. No need to drill or cut holes in the bottom of the bottle, which is very convenient. .Plant watering system does not require any tedious installation, just screw on the drip watering device and insert it into the ground, no nails, no danger. 4. Multi-scene application: watering system can be used for potted soil, flowers, hanging baskets, herbs, vegetables and other indoor and outdoor plant watering, gardens and offices. Automatic watering device. Our automatic watering systems are perfect for watering indoor flowers, outdoor plants or vegetables while on vacation. 5. Package Contents: You will receive 12 pieces of automatic plant watering equipment, 4 pieces of each color (orange, blue, green).