ماژول رطوبت سنج خاک و زمین همراه با رله

 The product can be a wide range of control of soil moisture, through the potentiometer to adjust the corresponding control threshold,
When the humidity is lower than the set value, the relay is switched on and the relay is disconnected when the relay value is higher than the set value.
2. The product has a delay function, delay 3-5 seconds, when the detection of humidity in the critical state, the relay will not flash,
There is a stroboscopic phenomenon.
 
Product parameters:
Supply voltage: 12v DC
Input current: greater than 100ma
Load: 250V 10A AC or 30V 10A DC