Automatic irrigation systemDelivers water directly to plant roots, screw switch design can control water flow without leaking, self-irrigation system eliminates the worry of forgetting to water. watering or unattended. Easy to useSuitable for most bottleswhich have an inner diameter of 20-30mm, for example: Pepsi, Coca-Cola. No need to find another bottle to store water. No tedious installation; drill or cut some holes in the bottom of the bottle. MaterialThe new PP material is a thermoplastic resin with excellent properties. It is a colorless, translucent, thermoplastic, lightweight, safe and harmless plastic. Multi-scene applicationIrrigation system It can be used for potting soil, flowers, hanging baskets, herbs, vegetables and many other indoor and outdoor plants for watering, gardens and offices. Self-watering device for the necessary holidays. Delivery quantity: 6 pieces