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Hello, I tried to do a quick search online and stumbled upon aliexpress which is probably one of the cheapest sources for laser pointers, though it has so many overspecs that it's difficult (at least for me) to find good ones. What is the maximum power I should expect for an already-built...

Hello dear forum members, I'm Alan, I'm a farmer and I own a 5mW red laser pointer and a 10mW green laser and I enjoy using them so far. They're both powered by 1.5V alkaline batteries but I've never had the chance to measure their specs with a laser power meter. I bought two pairs of...