Garden Plant Spike Waterers 50 Pcs — Adjustable-Valve Automatic Self-Watering Drip Irrigation Tool for Lawn, Garden & Pots

Pack of 50 spiked plant waterers designed for easy, automatic irrigation of lawns, gardens, trees and tall potted plants. These self-watering probes are ideal for keeping greenery hydrated while you're away: push each device vertically into the soil and attach a bottle to act as the water reservoir. Built-in flow rate control with an adjustable valve lets you set the drip timing at 0-60s / 1 drip. Depending on bottle size and setting, a single setup can release drips continuously for 1-15 days. Compatible with bottles that have an inner diameter of 1.1 inches, such as cola bottles and standard water bottles. A simple garden household drip irrigation tool for reliable, low-maintenance watering.