1.6W 405nm Sanwu CHALLENGER II Laser Pointer Power Test

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Sanwu Guardian 1.6W 405nm Purple Laser Pointer Review

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Sanwu Spiker Saber Laser Pointer 405nm 1.6W Power Test

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Difference between 405nm and 445nm lasers

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Sanwu Challenger 2 405nm 1w laser burn test

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Sanwu 1.6 Watt 405 nm Laser Pulses into a Chinese Calcite Specimen in Super Slow Motion.

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Sanwu Challenger 2 405nm 20 foot burn test

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JLasers 450nm Laser (Affordable, 1.6W, 14500 Battery)

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What Happens if You Focus a 5W Laser With a Giant Magnifying Glass? Negative Kelvin Temperature!

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Powerful 4500mW Blue Laser Demonstration

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Sanwu Striker 7W 455nm Blue Laser Pointer Review

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Burning with Sanwu Pocket Lasers

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Laser Pointer - Sanwu CHALLENGER II (635nm Bright Red 1000mW / 1W) - Video No.8

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SUPER POWERFUL 5,000mW Handheld LASER!! Hands-on Burning Experiments!

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Strongest LASERs in my collection | Power and wavelength measured

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Sanwu Silver 1W 638nm Red Laser Pointer Review

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Thor M2 1W 445nm / 450nm Blue Burning Laser Pointer Review

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Sanwu 1W Green/Red Laser Unboxing

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Beams of my 83mW 510nm,100mW 532nm,130mW 589nm,1W 405nm and 1.6W 445nm

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SANWU LASERS NEW 1.6w blue 445-450nm 304 style

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1W of 405nm Laser Goodness Outside Fog

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Gatling Stretch 1600mW (1.6W) 450nm Blue Laser Pointer Review and more

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1.6W 450nm Laser cutter - Preview vid

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1.6 Watt 445nm Blue Laser burning paper.

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Cheap Banggood 301 405nm purple laser test

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Cheapest BURNING Laser I Could Find! 1.6 W 450 nm Blue Laser

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20mW 405nm UV laser running at 5.5V 100mA

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