คุณสมบัติ
– แรงดันไฟ 3v – 5v
– ขนาด 60mm x 20mm x 5mm
Product description
1 This is a summary of the moisture sensor can be used to detect soil moisture soil water when the module outputs a high level whereas the output low. Using this sensor make an automatic watering system so that your garden plants need people to manage.
2 adjustable sensitivity (shown in blue digital potentiometer adjustment)
4 Operating Voltage 3.3V-5V
5 module dual output mode the digital output is simple analog output is more accurate.
6 with fixed bolt hole for easy installation
Small plate interface specification (4-wire)
1 VCC 3.3V-5V external
2 GND GND External
3 DO small board digital output interface (0 and 1)
4 AO small plates analog output interface
