To keep it from burning out the led we use a resistor to limit the electrical current.
9v battery led light.
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Our circuit uses a 9 volt battery.
It can run at almost any voltage as long as the current stays within the design limits of the led.
You will need 1w leds 9 volt battery thin copper wire small momentary switch subscribe to my channel.
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An led gives off light when electricity passes through it.
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Here s how to make a led flashlight from a 9v battery.
Great news you re in the right place for 9v battery led light.
Official website pak lite led flashlights snap to the top of a 9v battery and provide light for up to 1 200 hours.
Prewired led diode 5mm 12v white 7 87 inch led lamp light bulb emitting diodes metal 5mm led clip holder panel mount 9v battery holder clip snap on connector cable lead by ltvystore white 4 5 out of 5 stars 56.