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IMALENT MS18 VS 300 个 LEDs huge flashlights, which is brighter ?
Black Friday is the time to buy a good gift for those you care about. We recommend that you use an LED flashlight. These flashlights should appear in every household, and often come in handy.
In this video I build a bat signal from a lensed flashlight beam. This design can be used to project any image, or simply act as a spotlight.