Hello friends welcome to SR Tech and Tutorial . We will learn about how to make auto irrigation system . Required components : Sr no. Item Quantity 1. Soil humidity sensor. 1 2. water pump (9v). 1 3. Relay module (9v). 1 4. 9v battery. 2 5. 7805 ic. 1 6. 10uf capaci...
Basic Electrical , Basic electronic, Electrical / Electronic projects,