Electronic fishing float with multi-view multi-color LED (Light Emitting Diode) display function
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Sight of hunting gun
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Aluminum bullet casing micro-arc oxidation rack
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Laser device for laser light screen
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Compound lens capable of producing light ring or light ring with light spot in center as well as optical system capable of realizing zooming of light ring
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Shotgun sighting telescope
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Telescopic fishing rod support capable of giving alarm
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Solar inner-red-dot sighting telescope with sight bead
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Solar energy-powered inner red dot gun sighting device
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Solar energy-powered inner red dot sighting telescope
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Semiconductor laser with optical energy feedback function
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Inner red point sighting device having vibrating sensor and solar charge
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LED mounting support and red dot sighting telescope inner core with LED mounting support
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Laser-LED flashlight
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Laser-LED adjusting mechanism with switchable light source
