5pcs Automatic Drip Irrigation System Watering Spike for Garden Plants Watering Greenhouse Irrigati

?The Difference between New version and Old version?
The difference between the new model and the old model is that the new model is universal to all bottle mouths, which can be directly inserted into it.

Features:
1. The flow rate can be controlled. The control valve plant irrigation device can control the speed of 0 drip-60 s / 1 drip, and sustained drip release lasts 1-15 days.
2. Simple and convenient, no need for any complicated installation, just drill a few holes in the bottom of the bottle or cut the bottle tail.
3. Needs water volume by providing different amounts of water for different plants and flowers, suitable for branded bottles: dr. pepper, Pepsi, Coke, Lipton, Deet Coke, Aqufine or other 1.1-inch bore bottles.

Specifications:
Material: Plastic
Size: single 135 * 30mm / 5.32 * 1.19 ”
Quantity: 5pcs

Package included:
5 /10/20 pics x Automatic Irrigation Watering System

Note:
1. Due to the difference between the monitor and the light effect, the actual colour of the item may be slightly different from the colour shown in the pictures. Thank you!
2. Please allow slight measurement deviation due to manual measurement.