Automatic Watering Device for Water Saving with Coke Bottle - Drip Control Machine

This automatic watering device is suitable for 1.25L or 2.0L coke bottles or other bottles with the same caliber and flower pots with a depth greater than 15cm. It has 4 speed settings, with the slowest being 1 drop per minute. It is easy to use and operate and can be used to ensure long-term wet roots of saplings to improve the survival rate.