Watering device, automatic watering device, watering device, drip irrigation, micro irrigation equipment (4 pieces) How to use: As the soil dries, the ceramic cone will gradually transport moisture into the surrounding soil; thus creating a vacuum in the cone and pumping water from a nearby water container, once the soil is wet enough, the water column will stop flowing Note: Cover with a stake filled with water to create a vacuum in the stake Utilities: Automatic watering probes are an easy and effective way to water your plants when you're on vacation, on a business trip, or when you forget to water Application: 4 watering piles are suitable for most automatic garden watering equipment, sowing and planting are pollution-free, they will slowly release water into the pots according to the needs of the plants Measurement: Take water directly from the roots to achieve drip irrigation Reminder: The watering stake is suitable for watering any indoor plants, please keep the water tank and the pot at the same level; and the water tank is at a higher level, which will speed up the drip irrigation process. Note: Other items are not included, the color is subject to the first picture, other pictures only show the effect notes: Product color may vary slightly from the picture due to different lighting and screen settings. Due to different manual measurements, please allow slight size differences Product size: diameter 3CM, height 11CM, full ceramic length 7CM, exposed length about 5.5CM, suction pipe 1.5m Material: ceramic (white part) + plastic PP Net weight per piece: 34 grams Product Include: 4pcs* Waterer Suction Tube 1.5m