DIY 3000mW blue laser pointer — Burn solder wire at 8 meters
A video of burning solder at 8 meters I bought a 3000mw laser pointer from LuckLaser and found two undesirable places: Large heat, poor heat dissipation. This high power laser, Heat will certainly be great, But the cooling design is not good, The main reason is that the surface of the radiator is small, so ...