This laser can use to kill cockroaches?

Even small amounts of laser power, such as just a few milliwatts, can cause permanent eye damage. Higher power levels, exceeding 500 milliwatts, can lead to skin burns. The risk of harm is influenced by several factors, including the laser's power output, wavelength, beam size, and duration of exposure.
 

I hope the guy was wearing safety glasses because : :biggrin:

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This laser guided catapult quite impressive. Can buy to shoot crows in HDB neighborhood :laugh:


yea it looks fun... if I am not wrong, SG also ban this thing too.... knn everything ban.... like it's wrong to even have some fun....
 
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