Cool Led Lights Flickering No Dimmer References. Web if you’re using an incompatible dimmer switch, it can cause your led lights to flicker. These dimmers are manufactured to handle higher electrical loads that don’t always.

This is particularly important when you want to dim the brightness. Web well this video can help you! Dimmer switches are made for specific types of lightbulbs, so you’ll need to make sure you’re using the right one.