LED FLASHLIGHT
Here i am posting a tutorial that explain how to make a simple LED TORCH.Its a very simple and very useful torch.We can easily change the battery after battery charge is empty.
Circuit Diagram
Components
-battery 9V
-resistor 330 ohm
-push button switch
-led 5mm
Components Arrangement
First make two holes in the 9v battery socket to place the led,then connect the led positive terminal to one terminal of the push button switch the opposite terminal of the switch connected to the 330 ohm resistor.next side of resistor connected to the terminal wire coming from the positive terminal of the battery.The negative terminal of the LED is directly connected to the negative wire of the battery holder.You can go through my video for more details