Product Description Controlled Flow: You can set the flow for the duration you need, from 1 to 15 days or more, without having to worry about the setting. Thanks to the upgraded unit which is more waterproof, the automatic water station won't get clogged with mud and stop flowing, and it won't flood your flower boxes and kill anything.</ p> Easy to use: dr. Pepper, Pepsi, Coca-Cola, Ground Coke, Aqufina or other bottles have caps of 1. 1 ID which do not need complicated installation, just need to drill some holes in the bottom of the bottle or cut it and then a regulating valve which can adjust the flow so that the flow can be adjusted according to the length vacation. Multi-Scenario Application: Whether your plants are indoors, outdoors or in the garden, at home or in the office, create a system automatic watering system so that your plants always have enough water. Ideal for potted plants, indoor plants, patio plants, hanging baskets, table pots, hanging plants and outdoor gardens. Economical and high quality: This plant watering system is made of ABS plastic. Green and eco-friendly product approved by environmental authorities. Colors: blue and green Note: The data is manual measurement, please allow 1-102cm error, due to differences between light and screen, there will be a certain color difference, the specific received in kind prevail.