12v 24v Remote Control Jet Boat Automatic Induction Drainage Pump System Assembly

12V voltage supply stable version with 20cm long lead soil sensor moduleuse:Adjust the soil humidity control threshold through the potentiometer, and connect the normally closed terminal of the relay to automatically water the vegetable garden, automatic watering of the garden, control of the soil humidity in the family flowerpot, various electronic competitions, etc., with a high-power relay, which can control high-current equipment , The relay will be activated automatically when the humidity is greater than the set humidity, and the relay will be turned off automatically if the humidity is less than the set humidity.product description:1. The high-quality soil sensor produced by our company is used for soil moisture detection, and the widening of the sensing area can improve the conductivity;2. The product can control the humidity of the soil in a wide range, and adjust the corresponding threshold through the potentiometer. When the humidity is higher than the set value, the relay i