High-Quality Materials: The plant watering device is made of PP plastic, and each irrigation dripper ensures a long service life. You can reuse it to effectively recycle plastic bottles. Reduce waste and protect the environment. Convenient Use: No tools are needed for installation, no need to drill or cut holes in the bottom of the bottle, and you just find a bottle and connect with the irrigation device. It's so easy. Water Volume Control: This is the newest automatic watering system for potted plants, designed with adjustable drip irrigation valve, can control the flow rate and avoid over-watering, provide different amounts of water for different plants and flowers. Applicable For Most Bottles: The plant watering device can be applicable for many sizes of bottles, you can use most drink bottles you used before as the water container. You can easily find the bottles in daily life. Multi-Purpose: Whether it is indoor or outdoor plants, this automatic watering spike system can ensure sufficient water for plants. The plant watering device is very suitable for potted plants, terrace plants, hanging baskets, bridge pots, hanging plants.