Features: 1: The flow rate can be controlled, and the plant watering device with a control valve can control the drip speed 0-60s/1 drip, and the sustained-release drip lasts 1-15 days. 2: Simple and convenient: without any cumbersome installation, just drill some holes in the bottom of the bottle or cut the tail of the bottle. 3: Accurate water amount: provide different amounts of water for different plants and flowers, don't become a plant killer, other watering plants either have too little or too much water. In some plants, the old leaves just turn yellow and fall. But if the new growth is yellow, it may be a sign of over-watering or underwater. Description: Plant your own watering nails for your vegetables, indoor and outdoor gardens, daily aquatic plants, potted plants, indoor plants, herbs, garden plants, hanging baskets, washbasins, hanging plants, small trees, shrubs. Specifications: Color: blue, green,multicolor(optional) Product material: new material PP Type: 1/6/12pcs Package Included: 1/6/12pcs * Automatic watering device Notes: 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures. 2. Please allow slight dimension difference due to different manual measurement.