For USB powered ambient light bedroom humidifiers for living room side tables, useful comparison points include placement, dimensions, power method, capacity, controls and the specific functions represented by the search.
Catalog options relevant to this combination include USB Quiet Flame Effect Aroma Diffuser Humidifier, USB Desktop Humidifier Night Light, and USB Projection Humidifier Night Light. Their exact specifications can differ, so use the individual listings for final product details.