this is a simple water level indicator circuit done using bread board
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Step 1: Just Analyze the Circuit Diagram
see carefully before connecting the circuit
Step 2: Make Connection on Board
connect the components as per the circuit diagram
Step 3: Check That Thing
simply get a water bottle and pour water into it..the led's will start to light with respect to corresponding water levels..when it reaches final level, the beacon will start to make alarm..
that's it guys.. see you in another tutorial