Small emergency light circuit diagram

@rabidra

7 years ago

https://everycircuit.com/circuit/5827788079366144

1- battery 3.7v 1pic 2- switch 1pic 3- led 3v 3pic 4- 670 ohm resistor quator watt 2pic 5- 1N4007 diode 1pic 6- BC547 transistors 1pic