12Pcs Self Watering Spikes Automatic Irrigation Watering Drip System for Plants

- Set Contents: This set contains 12 automatic watering devices (blue/green/melange options), note that the water bottle is not included, the diameter is 1.06 inches - Adjustable Water Speed: Yellow/Grey knob freely controls the flow speed, release outward to accelerate the discharge and tighten inward to slow the water out, easily meet different plant needs - Easy to use: By screwing the water bottle into the top of the device, then inserting the tip into the soil near the root of the plants, you can automatically drip, saving time and effort - Suitable for multiple scenarios: Can be used in a variety of situations such as potted sai, garden, indoor and outdoor plants, and can be used to mix water with plant nutrients and provide nutrients to the root - QUALITY ASSURANCE: Made with 100% brand new and high quality materials to help plants maintain healthy growth while you are out or busy