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Published on 13 Oct 2014 | over 2 years ago

How to make a laser pointer for less than $2. The only things I had to buy were some button cell batteries, and the laser diode. I got them both off eBay for very cheap. With this method, you can buy a very powerful laser diode and make a burning laser for a couple bucks.

Laser diode: www.ebay.com/itm/2Pcs-650nm-6mm-3V-5mW-Mini-Laser-Dot-Diode-Module-Head-WL-Red-/251561250867

Button cell batteries: www.ebay.com/itm/10-X-AG13-LR44-LR1154-SR44-A76-357A-303-357-Alkaline-Coin-Cell-Button-Battery-HY-/151172291293

Check out Paul Pyro's Channel: www.youtube.com/user/ThePaulPyro

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