There are times when a small-sized light source is needed or a light source is not at hand at all. This mini flashlight can come to your aid. It can be made in a short period of time from available parts.
Here it is in the picture.
![](https://i.washerhouse.com/_nw/3/44301780.jpg)
To build it we will need: a 3-volt coin cell battery, super bright Light-emitting diode, battery cassette and button. The battery cassette can be taken from an old computer motherboard; there are buttons in almost any electronic device; for example, I took it from an old printer. Battery and Light-emitting diode You can buy it at any radio store.
![](https://i.washerhouse.com/_nw/3/19363788.jpg)
Now you need to solder all the parts into one electrical circuit, observing polarity. I won’t give you the diagram, I think you can assemble it yourself without any problems
![](https://i.washerhouse.com/_nw/3/88755039.jpg)
To add strength to the structure and to give the body of the flashlight, fill it with hot glue.
![](https://i.washerhouse.com/_nw/3/75867614.jpg)
Our mini flashlight is ready.
![](https://i.washerhouse.com/_nw/3/45832008.jpg)
It shines great and the battery charge lasts a decent amount of time. If the battery runs out, you can simply replace it.