When drilling holes in a printed circuit board (PCB) for electronic components, specific drill bits called PCB drill bits or PCB drills are used. Thes..
When drilling holes in a printed circuit board (PCB) for electronic components, specific drill bits called PCB drill bits or PCB drills are used. Thes..
When drilling holes in a printed circuit board (PCB) for electronic components, specific drill bits called PCB drill bits or PCB drills are used. Thes..
This is a simple water sensor, can be used to detect soil moisture. Module Output is high level when the soil moisture deficit or output is low. Can be used in module plant watering device, and the plants in your garden no need people to manage.
Features:
Operating voltage: 3.3V~5V
Du..