Quote:
Originally Posted by Andy1  The thumping you hear is the shutter (like when you blink your eyelid) over the bulb moving up off the bulb for Hi beam and back down half-way over the bulb for low beam.
These bulbs don't have a hi and low wattage like the filament bulbs.
Nothing to worry about.
Andy1 Calgary |
Thank you 4 reassuring me... Excellent explanation...