Note:This model is suitable for: water bottles with a diameter of 2.8CM. Description This innovative watering device set is crafted to simplify plant care, featuring a user-friendly design that automatically irrigates your flowers and greenery. With its durable plastic build, the ideal for both indoor and outdoor use, making it a fantastic choice for busy individuals. shut-off feature prevents overwatering, ensuring plants receive just the right amount of moisture to flourish, while the option to mix in nutrients keeps them vibrant and healthy. Features -Color:Assorted Color -Material:Plastic -Size:13.50X3.00X3.00cm/5.31X1.18X1.18in -Easy Operation: watering device is designed for effortless usage; simply fill the container and let it do the work, keeping your plants healthy without daily attention -Water Conservation: With a built-in humidity sensor, this device stops watering when the soil moisture is adequate, ensuring that no water is wasted -Durable Construction: Made from sturdy plastic, this self-watering sturdy and resistant to breakage, making it a nice option for all plant enthusiasts -Versatile Application: ideal for indoor and outdoor use, this watering tool can cater to a variety of plants, ensuring they receive the right amount of hydration regardless of your schedule -DIY Fertilization: Enhance your plants' growth by mixing soluble fertilizers with water in the container; the device will automatically deliver nutrients along with moisture as needed Package list: 16 x watering devices