Need to make flash light
- 2N4401 Transistor.
- 1.5 Volt BATTERY.
- 1 wat LED powerful battery.
- 4.7 K resistor.
- 1 touch switch.
Now connect the all equipment like as bellow given diagram.
Circuit diagram to make flash light with 1.5 volts battery.
Flash light with 1.5 volt battery
- 2N4401 Transistor.
- 1.5 Volt BATTERY.
- 1 wat LED powerful battery.
- 4.7 K resistor.
- 1 touch switch.
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| Flash light with 1.5 volt battery |
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