eaudacThis new automatic watering device is ideal for potted plants, with an adjustable drip irrigation valve, you can control the drip rate and avoid overwatering. Removable for easy storage. Easy to install, no additional tools are needed, just drill holes in the bottom of the bottle or cut the end of the bottle to keep the air circulating. You can finely control the water flow for different vacation days. Provides different amounts of water for different plants and flowers. Don't worry about your plants during the vacation with your family. The watering spikes suitable for bottles with an inner diameter of 2.8 cm, and this beveled design is suitable for most bottle mouths. Anti-fall bracket to prevent being blown away by the wind. Whether for home, office potted plants, patio plants, hanging baskets or in the garden, you can use it to ensure that plants always retain enough moisture. Number of products: 12 pieces Color: as picture Size: 24*14*3.5cm