
A slim, portable LED light pad that provides bright, even illumination. These devices are commonly used for tracing, sketching, and professional design work, but can also serve as a source of high-intensity blue light to stimulate alertness.
I don't use a ring light. I use a light pad. The particular light pad I use I bought on Amazon.
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"Andrew Huberman mentions using a light pad he purchased on Amazon as a cost-effective way to stimulate melanopsin ganglion cells in the eyes, which helps increase dopamine and norepinephrine for better focus during the first phase of the day."


