This product provides a solution for ensuring your flowers and plants receive enough water during business trips and travels. Once filled, it can function for 3 to 20 days, with adjustable water flow. A standard 550 ml bottle can last for 3 to 7 days, while a 2L beverage bottle can sustain watering for 3 to 20 days without being influenced by water pressure. Traveling for work becomes simple and convenient. Easy to utilize: The automatic watering spikes for plants do not require complicated installation. Just puncture a hole in the base of the bottle, screw on the dripper, and insert them into the soil without the need for nails. (Note: The larger bottle should be secured, and a wooden stick can be used for stability.) Gardening made simple: These plant waterers and automatic watering devices are excellent gardening tools. You no longer need to worry about your plants daily. The watering equipment is perfect for scientific planting during vacations or while on the move. This equipment aids in taking care of your plants, promoting their health. Versatile application: The automatic plant watering system is perfect for potted plants, houseplants, shrubs, garden plants, hanging baskets, flower pots, outdoor gardens, small trees, and more. Color: gray + green + pink Size: 17.5*5cm Quantity delivered: 9 pieces