Recent content by hausnfranz

Thanks. Do you have links to other sources of these cheap lasers? When I was searching all I could find were industrial versions for $$$.

Hello, I recently purchased a laser from amazon and a separate battery holder, I was wondering if all I need to do is wire the battery pack to the laser and it's good to go? Do I need a resistor? Laser (5mW 532nm): Amazon.com: POWERFUL 5mW 532nm GREEN LASER LINE GENERATORS Module: Sports &...