DMIMIA Self Watering Spikes 24 PCS, Auto Plant watering devices with Adjustable Release Control Valve Switch,Suitable for Indoor and Outdoor Plants Use - LGN006

• 【Useful and Economical】:Plant self-watering devices are an easy and effective way to water plants while on vacation.Maintains optimal moisture levels in the soil of potted plants automatically.You don't have to be concerned about plants dying while you go outside. 【Note】:To keep the air moving, the device merely has to drill several holes at the bottom of the bottle or cut the bottom of the bottle. 【Warning】：These self-watering spikes work with most beverage bottles that has an inner diameter of 1.1 inches. They are not appropriate for mineral water or purified water bottles（the inner diameter greater than or less than 1.1 inches).Before installing, measure the bottle's inner diameter, taking into account the thread size. 【Adjustable Valve】: The device's control valve allows the user to set the flow rate at 0 to 60 seconds per drop of water, with a duration of 1 to 15 days.Only adjust the valve to meet your needs, no complicated setup processes required. 【Widespread Application】: This is the ideal option for watering both indoor and outdoor plants. It is ideal for people who travel and want to ensure that their plants receive the right amount of water.