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LED Light Kit - 9 Volt Battery with on/off switch
DIY | Simple and Powerful Led Light with a 9v Battery - YouTube
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Make Your Own LED Light Bulb Tester From 9V Battery! - Instructables
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How to Connect Single LED to 9V Battery with Resistor & ON/OFF Switch | Connection Tutorials - YouTube
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Simple LED circuit with 9V battery – helloCircuits!
Ultra Bright LED light from 9v battery | Simple life hacks - YouTube
LED Light Kit - 9 Volt Battery with on/off switch
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