* 1.The product is suitable for bottles with an inner diameter of 1.1 inches
* 2.The flow rate can be controlled, and the plant watering device with a control valve can control the drip speed 0-60s/1 drip, and the sustained-release drip lasts 1-15 days
* 3.Simple and convenient, without any cumbersome installation, just drill some holes in the bottom of the bottle or cut the tail of the bottle
