How to make a simple
switch Circuit?
Step 1: Take a coin battery
Step 2: Take an LED
Step 3: Search for switch in components
Step 4: Take the DPST switch
Step 5: Connect one side with Cathode of LED
Step 6: Connect the other side to Negative of Battery
Step 7: Connect the Anode of LED with Positive of Battery
Step 8: Start the Simulation
Step 9: Press the Switch to Turn On LED.
Step 10: Press it again to Turn Off LED.
And That’s How you Use a Switch

How to make a simple circuit using Arduino