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Is that the Ω (ohm) symbol you are referring to? An ohm is the unit of electric resistance.

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15y ago
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4mo ago

The horseshoe symbol on a light bulb typically indicates that the bulb is energy efficient and complies with energy-saving regulations. It may also represent the bulb's eco-friendly or low environmental impact design.

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Q: What does the little horseshoe mean on a light bulb?
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What does the yellow horseshoe shaped warning light mean?

the horseshoe shaped light is your low tire pressure warning light. check your tire pressure in all of your tires. the light will turn off once the tires are at the proper PSI.


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The center of a light bulb is called the filament. It is a thin wire that produces light when electricity passes through it, causing it to heat up and emit light.


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Turn it off for a little while and see if it is loose in the socket (screw it in tighter). It could also be a short where the bulb screws into.


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What does the exclamation light mean on the dashboard?

You probably have a light bulb burn.


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What does the symbol of upside down horseshoe with an exclamation point in Lexus mean?

a horseshoe is good luck. the horseshoe holds your luck if it is upside down then your are getting your luck if i it right side up "U" then you are saving your luck. if it is sideways then you are getting a little of your luck at a time when you need it. Clever answer up there... It's actuall the tire pressure warning light. If one of your tires have low pressure it will come on.


Could batteries light a light bulb?

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