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This video will show you how to make a simple laser sight or laser ...more
Kipkay demonstrates how to extract the laser from a DVD burner and mount it in a small flashlight to create a handheld laser burner that can ...more
Listen to conversations over long distances with a homemade laser listening device. All you'll need is a laser pointer, tripod, old pair of ...more
Laser can refresh your air by kill the bad bacteria and fungus in the air.You can make a cool lamp too. All with the usb power.
